BESTSUN 3.7_4.2V Li_ion AC Charger Wall Charger Adapter with LED Indicatior for 18650 Battery Powered Rechargeable CREE LED Flashlight Torch and Headlamp with Charging Port

AC charger adapter: - LED indication for Power On / Charging / Full charge. - Input: AC100 - 240v (World voltage). -Output:3.7-4.2V. Color: Black. 1.Can charge for 3.7v lithium-ion 18650 rechargeable battery. 2.Only for the Bike light headlamp and flashlight powered by 18650 rechargeable batteries. 3.When it is charging for battery pack and the power consumption is not full,indicator lamp appears red, and when the battery pack is full, it appears green. 4.Caution:Indoor use only. BESTSUN After-sale Service: 30 Days Money Back Guarantee, 12 Months Warranty!