Cuifati 3 Button Keyboard - Wired/Wireless

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 on the name to connect after the connection is successful. The red light of the device lights up for 2 seconds and then turns on 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 plug the receiver into the computer, and the device and receiver will be paired automatically. After successful pairing, the green light of the device lights up constantly. 2 seconds on and then off. Specification: Item type: 3 key keyboard. Material: ABS Light Effect: Color Backlight Connection: wired USB, wireless 2.4g, wireless Bluetooth. Battery type: built-in 140mAh lithium-ion battery. Applicable equipment: computer universal Package list: 1 x keyboard. 1 x receiver. 1 x data cable.