DELUX M618 6-Keys Vertical Snail Ergonomic Wireless Mouse(Black)

Features:1. Removable tread pattern palm rest design, non-slip and sweat-proof2. The vertical grip position, the arm is in a natural straight state, which is more comfortable3. Ergonomic design to protect the wristProduct parameters:1. Material: ABS2. Number of keys: 6 keys3. Connection with computer: wireless4. Wireless transmission frequency: 2.4GHz5. Operating distance: 10 meters6. Working method: laser7. Wheel direction: four-way wheel8. Connection method: USB9. Resolution: 1600DPI10. Adjustable resolution: three gears11. Working voltage: 5V12. Working current: 50mA13. Standby current: 16mA14. Battery: AAA battery x 2 (delivery without battery)15. Dimensions: 13.55 x 10 x 8.7 cm16. Weight: about 215 grams