1、Dual Modes: The wireless keyboard and mouse set has dual modes, 2.4G wireless mode and Bluetooth mode, and can be smoothly switched between them. 2、Multiple Compatibilities: Suitable for a variety of devices, for PC, computer, with 4 channels to connect to 4 devices simultaneously to meet the needs of different users. 3、Comfortable Use: Suitable inclination, more comfortable and smoother operation, stable triangle, can enjoy faster input speed, quiet operation, concave design to fit the fingertips, feels comfortable and delicate. 4、Stable Connection: 2.4G wireless technology ensures stable connection, avoids frequent interruptions and provides a smooth user experience. 5、Waterproof and Dustproof: Wireless Bluetooth keyboard and mouse set has a soft and comfortable silicone dust mat, feels comfortable, waterproof and dustproof. Item Type: Wireless Keyboard and Mouse Set Material: ABS Keyboard: Key life ≥ 10 million times Number of keys: 100 Mouse: DPI: 1000-1200-1600 Number of keys: 4 Built-in polymer lithium battery: 400mAh (Keyboard); 400mAh(Mouse) (Shipped with built-in battery) 1 x Keyboard 1 x Instruction 1 x 2.4G Receiver 1 x Charging Cable 1 x Keyboard Protector 1 x Mouse