Ensure consistent and dependable energy for your compact electronics with the Beston LR621 (AG1 / 364) Alkaline Button Cell Battery.
Designed for stable 1.5V output and long-lasting performance, this small yet powerful battery delivers reliable energy for delicate and precision devices such as watches, calculators, and measuring instruments.
Manufactured using advanced alkaline chemistry, the Beston LR621 provides leak-proof protection, steady voltage, and broad compatibility with equivalent models like LR621, AG1, 164, and 364 — ensuring safe, consistent power for everyday use.
Key Features:
Model: LR621 / AG1 / 364
Nominal Voltage: 1.5 V
Typical Capacity: ≈ 12 mAh
Chemistry: Alkaline
Size: 6.8 mm (diameter) × 2.1 mm (thickness)
Leak-Proof Design: Prevents corrosion and leakage
Stable Performance: Delivers consistent energy for low- and medium-drain devices
Compatibility: Replaces LR621, AG1, 164, 364, and equivalent types
Ideal for Devices Such As:
Watches and fitness trackers
Calculators and laser pointers
Toys and handheld gadgets
Medical instruments and thermometers
Remote controls and small electronics




























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