There are 2 models optional,, Please choose suitable model before purchase: (1) Dual Mode Mouse: Bluetooth 5.2 + 2.4G (2) Single Mode Mouse: 2.4G,without AA Battery Feature: • Wireless Bluetooth Mouse :Experience smooth and uninterrupted gaming with the Bluetooth + 2.4G wireless gaming mouse. It offers a high-quality wireless connection that ensures optimal performance. • Ergonomic Design :The mouse features an ergonomic design that fits perfectly in your hand, providing a comfortable grip for extended use. Its portable shape makes it ideal for on-the-go gamers. • Quiet Operation :This wireless gaming mouse operates quietly, ensuring a peaceful gaming experience without disturbing others around you. • DPI Adjust Button :Equipped with a DPI adjust button, this mouse allows you to customize the sensitivity level according to your preference. • Suitable for Various Devices :Whether you're using a portable computer, tablet, or IPAD, this wireless gaming mouse is compatible with a wide range of devices, making it versatile and convenient. Specifications ●Number of keys: 4 keys ●Working distance: 10M ●Material used: ABS ●DPI: 800/1200/1600 ●Plug and Play ●Battery capacity:400mAh 1 x Wireless Mouse 2 Connection Methods Connect to 2 computers at the same time and switch easily Long Battery Life Built in 400mAh rechargeable lithium battery with long standby time 99% Reduce Noise, Silent Click Perfect for public places such as study libraries, cafes, etc. It keeps silent click even at late night. It won't affect other people who concentrate on reading, studying, working or sleeping. 1600 DPI MAX The switch DPI levels of this wireless mouse among 800/1200/1600 to meet your special needs with higher sensitivity. Universal Compatibility Plug and play, no driver required. Suitable for all systems: Windows, Mac, Chrome OS, Linux and all other systems.