SMOKE DETECTORS FOR HOME: The optical smoke alarm’s sensing chamber 'sees' smoke as it enters, enabling a fast response to slow-burning fires with thick white smoke.

FEWER NUISANCE ALARMS: The advanced optical sensor ensures the fire alarm is less prone to false alerts from cooking fumes. Avoid placing near bathrooms or kitchens.

EASY TO FIT: Attach the removable baseplate to the ceiling. Insert the batteries, and push and twist the alarm to secure. The baseplate is identical to FireAngel smoke alarms ST-622, ST-620, and ST-750, making replacements quick and easy.

SAFETY ASSURED: The FA6615 Fire Angel smoke alarm holds CE and UKCA marks and is certified to EN 14604:2005+AC:2008. It is suitable for domestic properties and leisure accommodation vehicles and includes a 5-year warranty.

FIREANGEL HOME SAFETY: We offer a wide range of safety products designed to protect you and your family. Choose from smart and wireless devices, as well as standard smoke, heat, and carbon monoxide alarms.

IDEAL PERFORMANCE: This Duracell 9V battery is ideal for powering all your everyday devices with up to 100% life guarenteed*

LEAKAGE PREVENTION: The top closure helps prevent our 9V batteries from leakage

SUSTAINABLE PACKAGING: The 0% plastic battery packaging is 100% recyclable

DURABILITY:Our technologies keep unused batteries fresh for up to 5 years in their packaging**

TRUSTED: Duracell was part of the 1969 Apollo 11 mission to become the first battery on the moon

*Commercial guarantee vs. the Minimum Average Duration across 2021 IEC 9V battery tests. Results may vary by device or usage pattern (IEC's website) **ambient storage

EARLY WARNING SMOKE DETECTOR: The optical smoke alarm makes protecting your home simple. The optical smoke sensing chamber works by 'seeing' smoke as it enters the alarm, perfect for slow burning fires with thick white smoke.

TOAST PROOF: The high performance optical sensors ensure the FireAngel SB1-R is less prone to false alarms from cooking fumes, so you can enjoy your breakfast in peace.

TEST/HUSH BUTTON: Press the large test button to ensure your Fire Angel smoke alarm is working properly. A loud, high-pitched sound will verify it. To silence a false alarm, press and hold the button for 5 seconds.

1 YEAR BATTERY: Each battery operated smoke alarm comes with a 1 year, replaceable 9V battery. When the smoke alarm battery is low, the device will 'chirp' and the red LED will flash once every 32 seconds. Replace the battery ASAP.

EASY INSTALLATION: Each FireAngel smoke alarm comes with a removable base plate. Attach the base plate to the ceiling using the screws provided. After inserting the battery, push and twist the alarm clockwise onto the base plate.

SAFETY ASSURED: The SB1-R alarm holds both CE and UKCA marks and has been certified to BS EN14604:2005. Suitable for domestic properties including mobile homes and caravans. Not suitable for commercial properties. Includes a 3-year warranty.

FIREANGEL HOME PROTECTION: In addition to our smoke alarms, we offer a wide range of other safety products designed to protect you and your family. Choose from smart and wireless devices, as well as standard carbon monoxide and heat alarms.

One 4-pack of 9-volt alkaline batteries for reliable performance across a wide range of devices

Ideal for household items like garage door openers, smoke detectors, radios, toys, and more

Improved design offers a 5-year leak-free shelf life; store for emergencies or use right away

Ships in Certified Frustration-Free Packaging;

Note: these batteries are NOT rechargeable. For reusable options, check out Amazon Basics rechargeable batteries

Same product, new look! Appearance of batteries you receive may vary.

To learn more about recycling single-use batteries, simply copy/paste this link into your browser: call2recycle.org/what-can-i-recycle

IDEAL PERFORMANCE: This Duracell 9V battery is ideal for powering all your everyday devices with up to 100% life guarenteed*

LEAKAGE PREVENTION: The top closure helps prevent our 9V batteries from leakage

SUSTAINABLE PACKAGING: The 0% plastic battery packaging is 100% recyclable

DURABILITY:Our technologies keep unused batteries fresh for up to 5 years in their packaging**

TRUSTED: Duracell was part of the 1969 Apollo 11 mission to become the first battery on the moon

*Commercial guarantee vs. the Minimum Average Duration across 2021 IEC 9V battery tests. Results may vary by device or usage pattern (IEC's website) **ambient storage

Long-lasting power for your devices.Long-lasting power for your devices. Same discharge hours specs as major famous brand.

Leak-resistant design for device protection, Extended shelf life of up to 5 years.

These 9V Batteries are replaceable by or also known as: 9V Batteries, nine volt batteries, 9Volt battery -6LR61, MN1604, E-Block, 6F22, PP3HP, 1604D, K9V, 6R21, 6R22, 6LF22, 6LP3146, BA3090, U006P, AM6F, 6LF62, MN1604, 1604, 4022, BLOCKR6, U9 Batteries.

Suitable for every day use in a variety of devices like: smoke detectors, toys, radios, clocks, and more.

Warriors-We are baterry Specialist, Reliable performance you can trust.

【UKCA & CE Approved】UKCA & CE certified PKCELL 9V battery for safety compliance – trusted by British households and professionals. Non-rechargeable zinc - manganese design with <1ppm mercury (exceeds EU/UK standard) and 0% plastic packaging for sustainable use.

【Precision Fit & Wide Compatibility】Square battery initial voltage ≥9.6V with ≥8.6V under load for stable device operation. Fits all standard PP3/6F22 devices: Perfect for smoke alarms, fire detectors, multimeters and wireless doorbells. Precision-engineered dimensions of pp3 9v batteries (26.5mm*17.5mm*48.5mm) ensure seamless compatibility with 9V compartments in UK-market devices.

【Ultra-Long Shelf Life & Reliable Power】3-year storage life (20°C) with ≥70% capacity retention after 12 months – ideal for emergencies. 240-minute runtime under heavy load (180Ω continuous discharge) ensures reliable 9V power for smoke alarms even after 12 months.

【Rigorous Safety Design】6F22 9v battery passed 45°C high-temp and over-discharge tests – no leakage or bulging. Even after 30 days in humid conditions. Anti-short circuit & explosion-proof (tested under 24h external short-circuit). Clear +/- polarity labels prevent short circuits. Warning: Keep away from children (Choking Hazard Warning).

【Optimised for British Homes & Climates】Compact block design fits snugly in tight spaces – ideal for hard-to-reach smoke alarms and vintage detectors common in UK households. Tested under high humidity (85-95% RH) to withstand damp British weather without performance loss. Stock up for smoke alarms, remotes, and DIY tools – trusted by British families since 2018.

Long-lasting power for your devices.Long-lasting power for your devices. Same discharge hours specs as major famous brand.

Leak-resistant design for device protection, Extended shelf life of up to 5 years.

These 9V Batteries are replaceable by or also known as: 9V Batteries, nine volt batteries, 9Volt battery -6LR61, MN1604, E-Block, 6F22, PP3HP, 1604D, K9V, 6R21, 6R22, 6LF22, 6LP3146, BA3090, U006P, AM6F, 6LF62, MN1604, 1604, 4022, BLOCKR6, U9 Batteries.

Suitable for every day use in a variety of devices like: smoke detectors, toys, radios, clocks, and more.

Warriors-We are baterry Specialist, Reliable performance you can trust.