1.KEYBOARD: Smart wireless keyboard can be connected to the usb receiver to the computer. Check whether the computer can recognize it. Then put the battery into the keyboard, turn on the power. Put the keyboard close to the usb receiver, then press ESC and K at the same time and hold it for 1 to 2 seconds to use. 2.MOUSE: Wireless mouse also connect the usb receiver to the computer. Check if the computer can recognize the usb receiver. Then put the battery into the mouse. Put the mouse close to the usb receiver, turn on the power to work. 3.NOT GLOW DESIGN: Wireless mouse does not glow at the bottom, so it will not disturb anyone at night. Adopt fully waterproof design. Wireless compact, does not take up space, ultra thin design, easy to carry. Easy to open battery cover for keyboard and mouse. 4.INTELLIGENT POWER SAVING: Wireless keyboard mouse combo adopts low power saving technology. The keyboard automatically sleeps and saves power when there is no operation for 3 seconds, and the mouse automatically sleeps and saves power when there is no operation for 10 minutes.