Product Name: Universal Three System Bluetooth KeyboardApplicable system: Apple / Android / WindowsSize: 285 * 120 * 18mmWorking distance: 10 metersKeyboard weight: 300gKeyboard layout: 78 keysSleep time: 10 minutesAlarm clock mode: press any key to wake upPower supply: two AAA batteriesKey cap material: ABS + PC laser materialSystem switching method: FN + Q / FN + W / FN + EInput method switching: command + spaceConnection method: directly connect to various devices via bluetoothFashionable, slim, intricately sculpted and polished. 10M transmission, Bluetooth wireless connection. The quiet and comfortable design of the X scissors is perfectly compatible with 99% of digital devices. 30 days standby. Ultra-slim 5.5mm body. These three systems can be switched quickly. Independent switch design on the back, keypad switch and bluetooth switch.Connection tutorial:1. Turn on the power switch and bluetooth switch on the back of the keyboard, the indicator will turn blue and blink.2. Turn on the bluetooth function of the mobile phone / tablet / laptop / desktop computer to connect, then search, the keyboard is named "bluetooth keyboard".3: A pop-up window will ask you to enter the PIN code, follow the instructions on the bluetooth keyboard to enter the numbers directly4. Then press Enter to establish a connection.