KM-029 2.4G Wireless Controllers: 1 to 2 USB Receiver with 2 Gamepads Compatible with PC, Linux, Android Smart TV, Windows 98/2000/XP/2003/Vista/7/8/10/11. To use: Plug the 2.4G receiver into your device and install 2 AAA batteries in each controller (batteries not included). Press and hold the home button on a controller for 2 seconds. The controller and receiver will connect automatically, and the LED on the controller will remain lit. When the receiver is connected to a PC, the LED will flash rapidly. Once the first controller is connected, the LED will blink slowly. After the LED becomes steady, the second controller will be successfully connected. Specifications: * Product dimensions: 160 x 105 x 65mm * Weight: Pair of controllers 278g Notes: * The built-in energy-saving system will stop the signal when the voltage drops (the LEDs in the controller will flash). * Compatible with analog and digital modes. * Powered by 4 x AAA batteries (batteries not included). Package includes: * 1 x USB Receiver * 2 x Controllers * 1 x English and Chinese Manual Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin