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10 Best power meter energy monitor

Welcome to our top 10 product reviews for power meter energy monitor. We've scoured the market to bring you the best of the best, with products ranging from a 7.1 score up to a whopping 9.8 score!

Updated January 2026
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1
2 Pack Power Usage Monitor with LCD Backlight - Energy Meter with 8 Modes & Overload Sound Alarm - Socket KWH Amp Volt Watt Plug
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9.8
Exceptional

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2 Pack Power Usage Monitor with LCD Backlight - Energy Meter with 8 Modes & Overload Sound Alarm - Socket KWH Amp Volt Watt Plug

Main Highlights

[Various Monitoring Parameters] The energy monitor can monitor the power (W), energy (kWh), volts, amps, hertz, power factor, cost,minimum and maximum power (W), cumulative days and time of your appliances. By switching 8 display modes, you can easily know the various parameters while the appliance is working. These power monitors can also calculate and display how much power your appliance uses and how much electricity bill it cost in cumulative time for energy saving

[Overload Protection] The default overload of the energy monitor plug is 2900W. When the power of the appliance exceeds the overload power, the LCD will display "OVERLOAD" and emit a "beep" sound to warn the user. All the buttons of wattage meter will quit working and can only work again when the overload alarm has been cleared by raising the setting value or removing the appliances

[Data Memory Function] The energy monitor will record your power consumption data when you remove electric meter from socket, or remove appliances from the power meter. All setting data and cumulative data(electricity quantity, cost, unit price) will be saved. You can directly see the last data when you use the electricity usage monitor next time(NOT including current, voltage, power, power factors). This function can also automatically save the data when there is a sudden power failure

[KWH Alarm Settings] You can set a power consumption limit, and when the accumulated power consumption reaches the set value, the energy monitoring plug uk will emit a "beep" sound, and the "KWH" alarm will flash continuously to alert the user. If you want to silence the alarm, you can set a higher power consumption limit or reset the power consumption limit (Note: resetting will clear all settings)

[Adjustable Backlight Time] Our watt meter has 5 options of backlight time. The default backlight time duration is 10 minutes(bL-0). If you want to change the backlight time, you can press and hold "UP" and "DOWN" button at the same time to enter backlight time setting, then press "UP" and "DOWN" to select the backlight time (bL-0 =10 minutes, bL-1=1 hour, bL-2=4 hours, bL-3=8 hours, bL-4=normally on), finally press the "SET" to save the backlight time settings

[Backlight Display] With white backlight and black digits, the LCD display of our power monitor plug uk can display the data clearer and help you to read the data easier no matter day or night. The backlight will only lights up when the power meter plug is connected to AC power. You can set the time for the screen to turn off automatically, or press the "DOWN" button to manually turn on and off the backlight

[Premium Material] The whole body of our power consumption plug is made of high-quality PC material, which makes our energy meter monitor more long lasting. The standard DE socket and plug is suitable for all DE standard appliances

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9.8
Exceptional
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2
POFET Smart Meter Energy Monitor WiFi Electricity Usage Monitor 80A Compatible with Tuya Smart Life
9.6
Excellent

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POFET Smart Meter Energy Monitor WiFi Electricity Usage Monitor 80A Compatible with Tuya Smart Life

Main Highlights

1️⃣ Reliable Wireless Connection<br/> Works only with 2.4GHz Wi-Fi for stable performance. Not compatible with 5GHz Wi-Fi, Zigbee, or Bluetooth. A strong Wi-Fi signal near the installation location is required for continuous monitoring.

2️⃣ Easy Installation with Safety in Mind<br/> Mutual inductance design with CT clamp for convenient DIY setup, but must be wired into your AC circuit (110–240V) for power. This is not a battery-powered or clamp-only device — basic electrical safety knowledge is recommended.

3️⃣ CT Clamp Size Compatibility<br/> Clamp opening size is 10 mm, suitable for cables up to 10 mm in diameter. Will not fit larger household main power cables, so please measure your cable before ordering.

4️⃣ Accurate Single-Direction Measurement<br/> Measures power consumption in one direction only. Does not support bidirectional measurement for solar or battery systems unless otherwise specified. Accuracy class 1.0 (±1%) ensures reliable readings, though slight variations from your main electricity meter may occur.

5️⃣ Smart App Control & Features<br/> Connects to the Tuya Smart / Smart Life app for real-time monitoring, data history, and automation rules. Some advanced functions (e.g., threshold alarms) may require an additional subscription within the app.

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9.6
Excellent
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bestBest value
3
Power Meter Plug Energy Monitor Watt Backlight LCD Display Electricity Usage Consumption Analyzer Voltage Amps Wattage KWH Outlet Socket, Updated Version 180° Viewing Angle
9.5
Excellent

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Power Meter Plug Energy Monitor Watt Backlight LCD Display Electricity Usage Consumption Analyzer Voltage Amps Wattage KWH Outlet Socket, Updated Version 180° Viewing Angle

Main Highlights

MULTIPLE MEASUREMENT FUNCTIONS: This power energy meter can measure and display voltage, current, energy, frequency, power factor, maximum current & power, time days cost and total kWh. Energy monitor plug with 7 modes for your choice. NOTE: The "day" and "time" are only counted for device with power larger than 0.5 watt. (Will not count time when device in standby mode). A great home assistant for energy saving and energy monitoring and bill saving.

VISIBLE OVERLOAD ALARM FUNCTION: Default overload threshold of this wattage meter plug uk is 3680W. Please set the overload threshold to 2900W on mode 7 before use. Once power exceeds 2900W, the power energy consumption monitor displays a flashing "OVERLOAD" to warn the user to cut off the power supply to prevent from damaging. A reliable electricity usage monitor uk power consumption meter for home use.

BETTER VISUAL EXPERIENCE WITH BACKLIGHT ADJUSTMENT: UPAGRADED electric usage meter with NEW FUNCTION(other electricity consumption meter do not have this function)- Switch ON/OFF backlight and 5 options for setting backlight lasting time. UPDATED VERSION AC Watt meter with large and clear LCD display, 180° viewing without dead angle, with backlight function, it is clearly visible whatever day or night. Default Backlight time:10 minutes. You can adjust backlight time or turn it off anytime.

AUTOMATIC DATA STORAGE FUNCTION: The last data is stored automatically when the power supply abruptly lose. Don't worry about data loss due to a sudden power outage. Great energy monitors for home, electricity monitor, home energy monitor, electric meter and amp monitor, energy consumption plug, energy meter plug, plug power meter, plug in electricity usage monitor. Press "FUNCTION" and "UP" at the same time to clear cumulative data without removing your settings(e.g. price, etc.).

WHAT YOU GET: UK Plug Power Meter for monitoring all your home applications, helping you lower power consumption and save money. Our electric plug meter come with a upgraded energy monitoring plug uk with backlight adjustment function and 2 reset tools which be used specifically to press the reset button. 2-year Warranty on our power monitors. Please contact us for any concern or issue.

RESET FUNCTION: Enclosed plastic pen for pressing the reset button. Do not use long sharp needle to press the reset button to avoid the button getting stuck in the energy consumption meter. After resetting the energy usage plug, all data will be cleared to factory settings. A perfect choice for the plug energy monitor, plug electricity monitor, energy monitors for home uk, energy meter monitor, energy saver plug, electric monitor, energy monitor plug uk.

QUICK SETTINGS: Long press COST to enter setting mode for setting price. Press UP and DOWN button at the same time to enter the backlight time setting. When you press the DOWN button, you can turn off the backlight of the power consumption plug. Our power meter can be used easily than other timer plug socket uk, plug timer socket uk, socket timer, timers for plugs, volt meter, light timer,electric timers for plugs uk, timer plug uk, lamp timer plug uk,plug timers,smart meter plug.

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9.5
Excellent
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5
Power Meter Energy Monitor Plug, Tapsin Energy Monitor Backlight LCD Display UK Plug with 7 Monitoring Modes Overload Warning Wattage Volt Amp KWH Meter Analyzer Socket
9.1
Very Good

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Power Meter Energy Monitor Plug, Tapsin Energy Monitor Backlight LCD Display UK Plug with 7 Monitoring Modes Overload Warning Wattage Volt Amp KWH Meter Analyzer Socket

Main Highlights

✅ 【Better Visual Experience】 our's new upgraded version of the power meter is a large clear LCD display with backlight function. 360° viewing without dead angle, it is clearly visible whatever day or night. Press any button to wake up the backlight. ( Note: The backlight time is 5 seconds, it won't bright when the power is off.)

✅ 【7 Monitoring Modes】 This energy monitor can measure and display power (w), Energy (kWh), Current (A), Voltage (V), Frequency (Hz), CO2 emissions (KgCO2), Power Factor, Cost, Max Power, etc. Up to 3680W, Power meter works well with any home appliances, such as air conditioner, water heater, rice cooker, water dispenser, electric heater, cell phone, etc.

✅ 【Overload Alarm Function】The power energy consumption monitor will alarm automatically to warn the user when exceeding the rated power 3680W. The power plug will simultaneously cut off to prevent from damaging. A reliable electricity usage monitor uk power consumption meter for home use.

✅ 【Backup Battery & Data Storage Function】With built-in backup rechargeable battery, the last data is stored automatically when the power supply abruptly lose. Don't worry about data loss due to a sudden power outage. Reliable electricity usage power consumption monitors for home energy saving.

✅ 【Real-time Monitoring】Just plug your electrical appliances into this power meter, it starts monitoring and recording the power consumption and electricity cost of the connected device, help you save energy and money.

✅ 【Easy to Operate】Just press the “FVNC” button to choose the monitoring mode, “COST” button to set the unit electricity price, the “UP” and “DOWN” button to adjust the price. “RESET” button to clear all settings, friendly to elders and child.

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9.1
Very Good
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Why Trust One Clear Winner?

One Clear Winner spends thousands of hours researching, analyzing, and testing products to recommend the best picks for most consumers. We only make money if you purchase a product through our links, and all opinions about the products are our own.

About One Clear Winner

How We Tested

We recommend these products based on an intensive research process that's designed to cut through the noise and find the top products in this space. Guided by experts, we spend hours looking into the factors that matter, to bring you these selections.

Learn more about testing

51

Products Considered

62

Consumers Consulted

24

Hours Researched

Why Trust One Clear Winner?

One Clear Winner spends thousands of hours researching, analyzing, and testing products to recommend the best picks for most consumers. We only make money if you purchase a product through our links, and all opinions about the products are our own.

About One Clear Winner

How We Tested

We recommend these products based on an intensive research process that's designed to cut through the noise and find the top products in this space. Guided by experts, we spend hours looking into the factors that matter, to bring you these selections.

Learn more about testing

51

Products Considered

62

Consumers Consulted

24

Hours Researched

6
Power Meter Electricity Usage Monitor 8 Modes, Energy Monitor Plug with LCD Backlight Overload Sound Alarm.Energy Meter Power Consumption Monitors Socket KWH Amp Volt Watt Monitoring Meter Plug
8.8
Good

Free Shipping

Power Meter Electricity Usage Monitor 8 Modes, Energy Monitor Plug with LCD Backlight Overload Sound Alarm.Energy Meter Power Consumption Monitors Socket KWH Amp Volt Watt Monitoring Meter Plug

Main Highlights

[Various Monitoring Parameters] The energy monitor can monitor the power (W), energy (kWh), volts, amps, hertz, power factor, cost,minimum and maximum power (W), cumulative days and time of your appliances. By switching 8 display modes, you can easily know the various parameters while the appliance is working. These power monitors can also calculate and display how much power your appliance uses and how much electricity bill it cost in cumulative time for energy saving

[Overload Protection] The default overload of the energy monitor plug is 2900W. When the power of the appliance exceeds the overload power, the LCD will display "OVERLOAD" and emit a "beep" sound to warn the user. All the buttons of wattage meter will quit working and can only work again when the overload alarm has been cleared by raising the setting value or removing the appliances

[Data Memory Function] The energy monitor will record your power consumption data when you remove electric meter from socket, or remove appliances from the power meter. All setting data and cumulative data(electricity quantity, cost, unit price) will be saved. You can directly see the last data when you use the electricity usage monitor next time(NOT including current, voltage, power, power factors). This function can also automatically save the data when there is a sudden power failure

[KWH Alarm Settings] You can set a power consumption limit, and when the accumulated power consumption reaches the set value, the energy monitoring plug uk will emit a "beep" sound, and the "KWH" alarm will flash continuously to alert the user. If you want to silence the alarm, you can set a higher power consumption limit or reset the power consumption limit (Note: resetting will clear all settings)

[Adjustable Backlight Time] Our watt meter has 5 options of backlight time. The default backlight time duration is 10 minutes(bL-0). If you want to change the backlight time, you can press and hold "UP" and "DOWN" button at the same time to enter backlight time setting, then press "UP" and "DOWN" to select the backlight time (bL-0 =10 minutes, bL-1=1 hour, bL-2=4 hours, bL-3=8 hours, bL-4=normally on), finally press the "SET" to save the backlight time settings

[Backlight Display] With white backlight and black digits, the LCD display of our power monitor plug uk can display the data clearer and help you to read the data easier no matter day or night. The backlight will only lights up when the power meter plug is connected to AC power. You can set the time for the screen to turn off automatically, or press the "DOWN" button to manually turn on and off the backlight

[Premium Material] The whole body of our power consumption plug is made of high-quality PC material, which makes our energy meter monitor more long lasting. The standard DE socket and plug is suitable for all DE standard appliances

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8.8
Good
amazon

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8
Electricity Usage Monitor Power Meter Plug Backlight Energy Monitor Plug Watt Meters 8 Modes, UK Socket Power Monitors Large LCD Display Consumption KWH Amp Volt Meter Outlet
8.4
Good

Free Shipping

Electricity Usage Monitor Power Meter Plug Backlight Energy Monitor Plug Watt Meters 8 Modes, UK Socket Power Monitors Large LCD Display Consumption KWH Amp Volt Meter Outlet

Main Highlights

New Design Power Monitor with 8 Monitoring Modes: NEW VERSION (Switchable Backlight) power monitor plug uk with 8 modes for measuring power, electricity(kWh), voltage, frequency, current and power factor of your home appliance, which meets most of your power measurement needs. This electricity usage monitor plug is a great energy saving and money saving helper to protect earth and lower your bills.

Overload Display: 2900W overload threshold to protect your appliance from short circuits. The symbol "OVERLOAD" and the backlight screen will keep flashing if the loading power of the device you measure exceeds 2900W. In this case, please cut off the power supply of the power monitor. Note: The threshold of the energy meter was set in advance and is correspond to the currency. Before use, convert symbol € to £, and the safety threshold will be changed from 3680W to 2900W automatically.

Memory Function: No battery required, the last data(price, overload threshold, kWh, cost) can be saved automatically when the smart meter energy monitor suffer a power outage. This make it a reliable and practical electricity meter for all your appliance. Note: the instant data including power, voltage, frequency, current and power factor will not be stored. A Kitchen must haves energy monitoring plug and energy saving gadgets in your electrical tool kit.

Easy to Reset with Reset Button: “M” button to reset data, no need a tool. Unlike other smart meter monitor electric meter with reset hole that require a pin to reset and have the risk of stuck in the hole, our upgraded wattage meter plug uk requires no tool but simply press the "M" button for 5 seconds to clear all cumulative data. If you do not want to clear the unit price when measure another device, press the “SET” and “M” button for 3 seconds at the same time to clear cumulative data only.

Clear White Backlight: New version watt meter plug uk with switchable white backlight. Compared to most power monitors without backlight or power meter uk plug with blue backlight and black digits but not clear and uncomfortable to eyes, our electricity usage monitor uk with white backlight is gentle but clear enough for both day and night use. Backlight lasts 10 min if no operation. You can also turn the home energy monitor backlight off manually by pressing “UP” button.

Large LCD Screen: Designed with user friendly large screen 60 x 47cm. The screen of the power meter plug electricity consumption meter is large enough, clear and easy to read, making it friendly for those with bad eyesight or the elder. It's a great home assistant for your grandpa to help him detect large consumption appliances and save money.

Quick Settings: To quickly enter mode 7, the price setting mode, you can press the SET button of the electric plug meter for 3 seconds. Use the UP button to set the desired number and the M button to choose the location where you want to set it. Finally, press the SET button again to save your setting. A good alternative to plug timer socket uk, light timers for home light socket, socket tester uk, volt meter, timers for plugs, digital timer plug, electric timers for plugs uk.

Easy to Use: New comer to the market. Our new electric usage monitor plug is compact and easy to use with only 3 buttons but meets most of your daily measurement needs, while other energy monitoring plug uk in the market have 4 buttons and a reset hole which is too complicated to operate, and the reset tool may get the button stuck in hole rendering electricity usage meter unusable. Our electric usage meter is a better choice than amp meter, multimeter, usb power meter, digital plug timer.

Versatile Electrical Meter: Our energy usage plug measures washing machines, dryers, microwave ovens, humidifiers, fireplaces, etc., and helps to find electric thieves to save energy and save money. NOTE: When the load power of the device is lower than 0.5W(e.g. in standby), the electric monitor meter usage cannot record the power consumption. So it's normal if you find the KWH displayed on the power usage plug stops counting sometimes when the compressor is not running.

What You Get: Comes with a plug in energy monitor and a user manual. If you have any concerns with the energy usage monitor energy plug monitor, please feel free to contact us, and we are pleased to assist you. If you lose the paper manual, you can also contact us for a PDF version any time. A best smart meter to buy!

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8.4
Good
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