Nitecore NL166 RCR123A 650mAh 3.7V Rechargeable Li-Ion Battery A High quality Li-Ion battery designed for high performance flashlights and laser sights with protected circuit. Certified by CE, UL and ROHS and internationally insured.
Capable of more than 500 charge-discharge cycles. –
650mAh 3.7V 2.4Wh
Total Length: 34.8mm
Recommended charger for these cells is the Nitecore D4 digicharger