X3 Bluetooth Wireless Controller for Switch/OLED for Mobile Dual Hall Joystick with Cooling Fan for The X3 Bluetooth controller is a gaming peripheral designed specifically for Android games, compatible with both for Switch and Windows. It features Hall Effect joysticks, linear triggers, turbo burst, and a cooling fan. Windows devices: Desktop computers, laptops, and Windows tablets. Android devices: Android phones, Android tablets, Android TVs, and Android projectors. Compatible Platforms: for Android, for Switch, and PC (Windows) Connection: Bluetooth or USB cable Wireless Transmission Range:Approximately 8M Battery:370mA lithium battery Operating Voltage:DC3.7V Operating Current:Approximately 10mA Charging Voltage/Current:DC5V/500mA Usage Time:Greater than 20 hours Standby Time:60 days on a full charge Color:A:Purple/B:Black Material:plastic Package Contents: 1 * Wireless Controller Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.