Features: Support BT/USB wired connection, convenient to use. Can be customized to achieve mouse function, keyboard function, string function and multimedia function. Support full-key macro programming. It only provides function set software based on Windows. After the successful set on Windows, you can use on Mac, iOS, Android, Linux systems. Widely used in office scenes, mechanical equipment, image acquisition, game control, etc. Specification: Type: BT foot pedal Model: FS2016BT1_D BT version: BT4.2 BT transmission distance: About 10m Connection mode: BT/USB wired Power supply mode: 2*AAA batteries(not included) Item size: 14.1 * 13.1 * 3.5cm /5.55 * 5.16 * 1.38in Packing list: 1 * Foot Pedal 1 * Data Cable Product Pairing: 1. When the red and green lights are flashing, the pedal is in pairing mode, then you can use a mobile phone or computer to connect to it. 2. Red light flash: Reconnect mode, indicating that the foot pedal is connecting to the last paired device. 3. Green light flash: Indicates the data sending is normal after the successful pairing.