Specification: Item Type: 3 Keys Keyboard Material: ABS Lighting Effect: Color Backlight Connection: Wired USB, Wireless 2.4g, Wireless Bluetooth Battery Type: Built in 140mAh Lithium Ion Battery Applicable Equipment: Computer Universal How to Use: Wired USB: Plug and Play Bluetooth mode: In Bluetooth mode, press and hold the connect button for three seconds to enter the pairing state (the red light flashes slowly). You can use the Bluetooth function such as a computer or mobile phone to search for a device named MK321 Pro, click the name to connect, after the connection is successful The red light of the device will stay on for 2 seconds and then turn off. 2.4G mode: In 2.4G mode, press and hold the connect button for three seconds to enter the pairing state (the green light flashes slowly), then insert the receiver into the computer, and the device and the receiver will be paired automatically. After the pairing is successful, the green light of the device will be constant. On for 2 seconds and then off. Package List: 1 x Keyboard 1 x Receiver 1 x Data Cable See more

WIDE COMPATIBILITY: After the software is set based on the key definition under for Windows, mini USB keypad can be used in for Dos, for Windows All, for Linux, for OS, for Android and other systems. USER-FRIENDLY DESIGN: This universal mini keypad is equipped with 3 colors RGB backlight and nonslip base, enhancing the gaming experience and providing the safer use. ERGONOMIC BUTTON: The shape of the button is designed in line with ergonomic principles, and the curved surface of the button is more suitable for the human finger pulp, making itself easy and comfortable to touch. DIY KEYPAD: The 3-key programmable keypad supports keyboard function, mouse function, multimedia function, string function, game function and macro definition function, which makes you set the key functions by yourself. 3 CONNECTION METHODS: DIY programmable keyboard supports wired USB connection, wireless 2.4G connection and wireless Bluetooth connection, which can get rid of the shackles of cables and meet your different needs.