Specifications:Thanks for buying in fashionroad.Mode Arrangement: Single LED > 2x LEDS > Strobe.Model of Led: 2 x XM-L White Led.3 switch Mode: high / middle/ strobe.Plug Type: USBattery Charger: 100V-240V(Led indication for Power On/Charging/Full charge).Model of Battery Required: 1 x Battery Pack ( 4x 18650 Battery)Material: Aluminum AlloyColor: Black.Light Color: Cool WhiteSize: approx. 42 x 58 x 26mmNet Weight: 381gHave a nice day.Package includes:1 x Led Light2 x Rubber ring for installation.1 x Battery Pack (4x 18650 Battery).1 x Holster For Battery Pack.1 x Charger (100-240V)1 X Adjustable Headband