Keyboard Mouse Pack -Rechargeable Silent Wireless LED Mouse Optical Desktop Laptop Gray Highlights generic brand Rechargeable Silent LED Wireless Wireless Mouse Optical Desktop Notebook Gray Built-in rechargeable battery, no need to change battery , silent design for right and left buttons 7 RGB colors change randomly during use, providing soothing lighting, creating a cool atmosphere for work and leisure. Silm Size: 112x58x25mm, great for travel carrying and it can be easily put in your laptop bag and ultra-saving. Compatible for Windows 2000/XP/7/8/10/Vista, Mac with USB port or Type-C port. No need to install any driver, just plug the USB receiver into your laptop and the mouse will start to work. function. 2.4GHz wireless technology specification: Working current: 10mA Working voltage: 3.7v Working distance: 10m DPI: 100-1200-1600 Charging time: 2-3h Battery: rechargeable lithium battery Battery capacity battery: 500mAh Size: 112x58x25mm Package includes: 1x rechargeable wireless mouse 1xMicro USB charging cable 1xUSB receiver (placed at the bottom of the mouse)