Features 1Rechargeable Design: With built in rechargeable battery, no need to change the battery frequently, long term use, greatly improve convenience. 2Stable Connection: 2.4G wireless technology ensures stable connection, avoiding frequent disconnection, and providing smooth operation experience. 3Low Noise: Special quiet design, no noise during use, avoid disturbing others, to provide a more comfortable environment when study or working. 4Multiple Compatibility: Suitable for a variety of devices, for Macbook, PC, computer, laptop, to meet the needs of different users. 5Sensitive and Accurate: Accurate optical sensors provide sensitive tracking and accurate control to improve work efficiency, providing smooth and comfortable use. Specification Item Type: Wireless USB Mouse Material: ABS Battery Type: Lithium Battery 800mAh (Shipped With Battery) Package List 1 x Wireless USB Mouse 1 x Charging Cable 1 x Receiver