Xiaomi Mi Wireless Mouse - Bluetooth 4.0, 2.4G Connectivity, 2x AAA Battery, 1200DPI, Ultra-Sleek And Light WeightKey Features...Ultra slim, compact, and lightweight design makes the Xiaomi wireless mouse easy to carry aroundWireless connectivity through Bluetooth and 2.4G receiverPowered by two easily replaceable AAA batteriesDurable ABS body covered with an aluminum shell to create a stylish loo..