Features: 1.Can be use as portable remote controller for mobile phone, tablet, TV box, PC remote controls, game controllers, wireless mouse, etc.(The Bluetooth of devices must be V3.0 or above) 2.Shutter Remote/Self Timer for Android/IOS smartphone. Wireless mouse for Android device and PC 3.Self?Timer + Mini Bluetooth gamepad + Bluetooth remote control + Playing music + Reading eBook 4.Can be used as bluetooth selfie shutter for mobile phones. Rechargeable and compatible for Android/IOS/PC systems. 5.Small and light, easily fits in your pocket or on key ring. Built-in Lithium Battery. specification: Can be use as portable remote controller for mobile phone, tablet, TV box, PC remote controls, game controllers, wireless mouse, etc.(The Bluetooth of devices must be V3.0 or above) Compatible with Android, PC and IOS. Self-Timer + Mini Bluetooth gamepad + Bluetooth remote control + Playing music + Reading eBook s: Color: Black Material: ABS Bluetooth: V3.0 Wireless distance: 2-10m OS: Android, IOS, PC CPU: ARM968E-S Core Battery: Li-battery 3.7V 180mA Continuous time: About 40h Working current: 0.5-4mA Standby current: 0.5-1mA Charging current: 5V