ON THE WAY&reg;2 x 3.7V 1200mAh 16340 CR123A Rechargeable Li-Ion Battery With 16340 Charger 100% brand new 16340 3.7V 2000mAh rechargeable batteries Protective circuit inside: protect from overcharging Model : CR123A ( Can replace for CR123, CR17345, 16340,K123A, VL123A, DL123A,5018LC, SF123A and EL123AP ) Recharge: up to 1000 cycles Perfect for Flashlight, Photo camera, Warm tips: Before purchase, please make sure the battery voltage corresponds with voltage mark on your device