1Keyboard: 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 1to 2 seconds to use. 2Mouse: 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, it is better to put more batteries, put the mouse close to the usb receiver, turn on the power to work. 3Not 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. 4Intelligent 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. 5LED Indicator: Wireless keyboard mouse combo has an LED indicator that shows the remaining power in real time and flashes red when the power is too low to remind to replace the battery. Fashion pattern on both sides of the keyboard, stylish and beautiful, different. Item Type: Smart Wireless Keyboard Mouse Kit Material: ABS Features: Thin and Light Wireless Note: Keyboard Requires 2 x AAA Batteries , Mouse Requires 2 x AAA Batteries 1 x USB Receiver 1 x Keyboard 1 x Mouse