FUNJIA-2 Pcs 3.7V 18650 3000mah Rechargeable Li-ion Battery with PCB and 18650 battery Charger for LED Flashlight, Headlamps, search light lamp, etc Batteries offer high storage capacity with extra-long life .Travel charge Designed to charge your batteries quickly and safely. No memory effect ,can be recharged up to 600 times when fully or partially drained.Safe and envir Durable in low and high temperature operations.Fit for camera, watch, calculators, flashlights, etc. High energy density, long life battery.Provides excellent continuous power sources to your device FUNJIA-2 x 18650 3000mAh 3.7V Rechargeable Battery + Charger