Technical Parameter:
1. 2.4G wireless transmission technology
2. 10M wireless receiving distance
3. Three-speed DPI adjustment design
4. Quiet and elegant office wireless mouse
5. Colorful light, cooler
6. High resolution: 1600 DPI high resolution of fluid motion
7. Sleek design: Slim design, stylish appearance, easy to carry

Specification:
1. Brand/Model: M40
2. Color: Black, silver.
3. Material: ABS
4. Critical life: 5 million times
5. Wireless distance: 10m
6. Work: Photoelectric
7. Battery capacity: 500mAh (rechargeable lithium battery)
8. Charging cable length: 25cm
9. Project Type: Ergonomic Optical Mouse
10. Resolution: 800,1200,1600. (The default is 1200dpi)
11. Operation mode: Photoelectric
12. Rated voltage/current: 3.7V/18mA
13. Power supply type: Rechargeable (charging time 2h, working time 150h)
14. Type: 2.4Ghz wireless mouse
15. Buttons: 2 buttons and 1 round (medium lamb) and Dpi key
16. Product weight: 67g
17. Item size: 11.2 * 5.8 * 2.5cm
18. Package weight: 97g
19. Packing size: 12.2 * 8.3 * 4.3cm

Packing list:
1. 2.4G wireless mouse x 1
2. USB receiver x 1
3. USB charging cable (25cm) x 1

Installation and use steps:
1. Remove the wireless mouse from the box.
2. Remove the mini receiver installed at the bottom of the mouse and plug it into the USB port of the computer, Free code, plug and play.
3. This product is a built-in lithium battery. You only need to set the bottom switch to the ON position.
4. The charging cable is included in the package. When the cursor movement delay occurs, please plug the charging cable into the front interface of the mouse to charge. Please try not to use it when charging