Features:
1. Optical engine, smooth and accurate tracking experience
2. Made of frosted material, not easy to scratch
3. Ergonomic vertical design improves wrist comfort and healthier
4. Side-pressing buttons, symmetrical design of left and right buttons, feel better

Product parameters:
1. Material: ABS, electronic components
2. Connection with computer: wireless
3. Photoelectric resolution: 1600 (dpi)
4. Number of keys: 5 (keys)
5. Interface: USB
6. Wireless transmission frequency: 2.4GHz
7. Operating distance: 10 (m)
8. Working method: photoelectric
9. Built-in battery: 500 mAh lithium battery
10. Working voltage: 3V
11. Working current: 13mA
12. Dimensions: 10 x 8.5 x 7.6 cm
13. Product weight: about 130 grams

Packing list:
Mouse x 1
USB receiver x 1
USB data cable x 1