1. Weight: 80g
2. Dimensions: 9.8 x 6.1 x 3.8cm
3. Resolution: 1300 DPI
4. Power supply mode: 1 x AA battery (not included the battery)
5. Working mode: photoelectric
6. Interface type: USB
7. Wireless technology: 2.4GHz
8. Wireless distance: 10m
9. Battery life: 9 months (may vary due to personal use)