Product Description:1.Brand New2.Work Voltage:3.7-4.5V3.Quantity:1 PCS4.LED Emitter:T65.Mode: 5-Mode (high - medium - low - sos - Strobe) 6.Lamp Life:100，000 Hours7.Color:black8.Emitted Color:White Light 9.Case material:Durable aircraft-grade aluminum10.Battery for 1x18650/3xAAA(not include)11.About 1 Hours