Welcome to our store! 1. Keyboard: The smart wireless keyboard can be connected to the USB receiver of the computer. Check if the computer can recognize it, then insert the battery into the keyboard, turn on the power, place the keyboard close to the USB receiver, press and hold ESC and K simultaneously for 1 to 2 seconds to use. 2. Mouse: The wireless mouse also connects to the USB receiver of the computer. Check if the computer can recognize the USB receiver, then insert the battery into the mouse (it's better to insert more batteries), place the mouse close to the USB receiver, turn on the power to operate. 3. No Glow Design: The wireless mouse does not illuminate on the underside, so it won't disturb anyone at night. It features a fully waterproof design. Wireless and compact, it doesn't take up space, with an ultra-thin design that's easy to carry. The battery compartment for the keyboard and mouse is easy to open. 4. Intelligent Power Saving: The wireless keyboard and mouse combo utilizes low-power consumption technology. The keyboard automatically enters sleep mode to save energy when not in use for 3 seconds, and the mouse enters sleep mode to save energy when not in use for 10 minutes. 5. LED Indicator: The wireless keyboard and mouse combo has an LED indicator that displays the remaining power in real-time and flashes red when the power is too low, reminding you to replace the battery. Modern patterns on both sides of the keyboard add a stylish and beautiful touch. Item Type: Smart Wireless Keyboard & Mouse Set Material: ABS Features: Thin and Lightweight Wireless Note: Keyboard requires 2 x AAA Batteries, Mouse requires 2 x AAA Batteries 1 x USB Receiver 1 x Keyboard 1 x Mouse Customers are our top priority. If you discover any issues with your product after receiving it, such as damage or incorrect quantity, please contact us immediately. We strive to provide you with the best customer service.