HH-111 5 Keys Wireless Vertical Charging Mouse Ergonomics Wrist Protective Mouse(Black)

Features:1. Optical engine, smooth and accurate tracking experience2. Made of frosted material, not easy to scratch3. Ergonomic vertical design improves wrist comfort and healthier4. Side-pressing buttons, symmetrical design of left and right buttons, feel betterProduct parameters:1. Material: ABS, electronic components2. Connection with computer: wireless3. Photoelectric resolution: 1600 (dpi)4. Number of keys: 5 (keys)5. Interface: USB6. Wireless transmission frequency: 2.4GHz7. Operating distance: 10 (m)8. Working method: photoelectric9. Built-in battery: 500 mAh lithium battery10. Working voltage: 3V11. Working current: 13mA12. Dimensions: 10 x 8.5 x 7.6 cm13. Product weight: about 130 gramsPacking list:Mouse x 1USB receiver x 1USB data cable x 1