RCR123A Li-ion rechargeable battery.
- 650 mAh / 3.7 V / 2.4 Wh
- Charging voltage: Lithium-ion
- Built-in over-discharge / discharge protection circuitry
- Longer than 500 charge cycles
- .Globally insured
- CE, UL and ROHS certified
- Suitable for most flashlights
- Product size: 3.48 x 1.66 cm
- Product Weight: 17.8 g
- Package Size: 12 x 10 x 2 cm
- Package Weight: 40 g
- Warranty: 18 months
Link to manufacturer's website: Nitecore NL166 CR123 manufacturer's website