Panasonic CR1632 lithium button cell batteries can be used in watches, remote car controls, calculators or remote control of a bike light Fenix BC30 V2.0 and all other devices powered by this type of battery. They are disposable and have a lifetime of 10 years.

Panasonic CR1632 coin cell battery specifications

• Nominal voltage : 3 V
• Nominal capacity 140 mAh (measured when discharged at 0.2 mA until voltage drops to 2 V)
• Chemical composition : Manganese dioxide–Li/Organic Electrolyte
• Single cell, not rechargeable.
• Diameter: 16 mm, height: 3.2 mm.
• Weight: 1.8 grams
• Lifetime 10 years.

Warning

• Do not short-circuit the battery (do not connect the cell poles with a wire)
• Do not throw battery into fire
• Do not attempt to recharge the primary battery