Decription: Weight:90g Material:Plastic Bluetooth Version:3.0 Color:red，pink，blue，black，white Compatible With:IOS!#!amp!*!amp;Android OS Working distance:5-8M Working current: 3.5mA Standby time: 60 days Voltage: 3V -4.2V (Lithium Battery) Working time: 30hrs ( after fully charged) Wireless control， no cable With Key chain hole， easy for carry This item is easy to use and carry wherever you go You can press one key to change the system between IOS and the Android Package included: 1*Self Timer 1*usb cable More detail: