KM-029 2.4G Wireless Controllers 1 to 2 USB Receiver with 2 Gamepad Compatible with PC/Linux/Android/TV Box - Blue Compatible with PC,Linux,Android Smart TV,Windows 98/2000/XP/2003/Vista/Windows 7,8,10,11 Plug in the 2.4G receiver on the device and install 2 AAA batteries in the controller (not included). Press and hold the home button for 2 seconds The connection between the grip and the receiver will be automatic and the LED on the controller will maintain the brightness of the signal Connect the receiver to the PC and the LED will start to flash rapidly. When the first controller is connected,the LED will start to blink slowly. Once the LED has changed from flashing to steady,the second controller will be successfully connected Specifications: Product dimensions: 160 x 105 x 65mm Weight: Pair of controllers 278g Note: The built-in energy-saving system will stop the signal when the voltage drops (the LEDs in the controller will keep flashing) Compatible with analog and digital modes Powered by 4 x AAA batteries (batteries not included) Package included: 1 x USB Receiver 2 x Controllers 1 x English and Chinese Manual Other items not include