Keep your essential devices powered with the Beston LR721 (AG11 / 361) Alkaline Button Cell Battery – designed to deliver consistent 1.5V output, leak-proof safety, and dependable long-term performance. This compact and efficient battery ensures stable energy for a wide range of precision electronics.
Manufactured with high-quality alkaline chemistry, the Beston LR721 provides steady voltage, excellent compatibility, and durable construction, making it a trusted choice for both home and professional use. Compatible with equivalent models such as LR721, AG11, 361, and SR721.
Key Features:
Model: LR721 / AG11 / 361
Nominal Voltage: 1.5 V
Typical Capacity: ≈ 20 mAh
Chemistry: Alkaline
Size: 7.9 mm (diameter) × 2.1 mm (thickness)
Leak-Proof Design: Prevents leakage and corrosion for safe performance
Stable Power Output: Reliable energy for both low- and medium-drain devices
Compatibility: Replaces LR721, AG11, 361, SR721, and equivalent types
Ideal for Devices Such As:
Watches and fitness trackers
Calculators and electronic toys
Remote controls and car key fobs
Laser pointers and small LED lights
Medical and measuring instruments
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