TangsFire 4Pcs 16340 CR123A 3.7v 1000MHA rechargeable Li-Ion battery and 16340 battery charger TangsFire 1000mAh 16340 Li-ion Rechargeable Battery Capacity: 1000mAh Voltage: 3.7V Model: 16340 16340 battery for laser pointer and flashlight and so on electronic devices TangsFire after-sale service: 90 days replacement and return