RipaFire 2pcs of RipaFire 4000mah 18650 Li-ion Rechargeable Battery with International Stardard Size + Digital Smart Charger for 18650 Rechargeable Battery Charge Two Batteries Simultaneously Brand new,battery -precise digital protection circuit built-in High quality and durable Provides excellent continuous power sources to your device Environmentally friendly,High energy density, long woking life Used in 18650 flashlight,headlamp digital camcorder/video etc.