WindFire® 2X 18650 4000mAh 3.7V Rechargeable Li-Ion Battery + 18650 battey charger Combo
Description:Designed to charge your batteries quickly and safely.Indicator light lets you know when charging is finished.Input Voltage: 110-240V, 47-63HzOutput: 4.2V 600mACharges 1 or 2 batteries simultaneouslyDimensions: 3.34 in x 1.85 in x 1.49 inWeight: 2.46 oz.Windfire Li-Ion Rechargeable unprotected 18650 batteryCapacity:  Real 4000mAh.Voltage: 3.7V.Can be used in laser pointer,Torch Flashlights and other electronic products.Over charge and discharge protection. Protection kicks in : 2.75v and 4.2v.Over-Charging / Draining at 4.2v / 2,75vPackage Includes:1 x travalling charger for 18650 Rechargerable Batteries2 x WindFire 18650 4000mAH 3.6-4.2V Rechargeable Lithium battery