2.4GHz Wireless Ultra-thin Laser Optical Mouse with USB Mini Receiver, Plug and Play(White) Type-iPad Series Parts Back cover replacement for Xiaomi

Back cover replacement for Xiaomi Redmi K30

independent fire button

please install it

0 Square: SQ0/SQ1/SQ2 Nut Driver: 2

General Compatible with OPPO:  A31

2.4GHz Wireless Ultra-thin Laser Optical Mouse with USB Mini Receiver, Plug and Play(White) Type-iPad Series Parts Back cover replacement for Xiaomi1. 2. 4GHz wireless mouse, optical technology. 2. Mini receiver hidden in the mouse button, plug and play. 3. Built in energy saving system. 4. Elegant and ergonomic design, comfortable to use. 5. Scroll easily in any direction 6. Comfortable in using, can be used any surface, even glass also no problem. 7. Work distance: Within 10 meters. 8. Compatible with windows and Mac OS. 9. RF operation channel: 16; auto frequency hopping raged. 10. Power by 2