CamRom Bluetooth Wireless Universal Game Controller Gamepad for Samsung Galaxy Note HTC LG Android CA1045ZR Telescopic boom design, free adjustment; use time up to 12 hours;360 degree no dead operation. Using Bluetooth technology, fast response; Support Android phones Ergonomic design, comfortable feel. Classic finish on surface for consistent grip when playing and ergonomic gamepad design for easy access to buttons It transfers data by HID protocol. With built-in 300mah rechargeable battery and it can last 4-6 hours playing. This is a multi-functional Wireless Telescopic Bluetooth Game Controller Joystick Gamepad for Android System Slim design, portable