2.4 G mini wireless mouse 1. Material: ABS 2. Frequency: 2.4GHz 3. Operating coverage: 10 m 4. Resolution: 800-1000 rechangeable 5. Switch life: over 5,000,000 times 6. Battery: 2*AAA 7. Especially suitable for laptops, convenient to carry, receiver could be hidden into mouse when not using. Product Name Wireless Air Mouse Motion Dector Gyro or Optical Sensor Resolution Gyro 0.15./s; Optical 800DPI PN Code/Channel 64/36 sets Wireless Communication Range About 30m Carrier Frequency 2.4GHz Receiver Interface/Battery Charge Source USB Port Battery: Li-ion Full rechargeable battery,about 11days under 2 hrs operation each day in the air, or about 7 days under day in the air Operation Voltage Mouse 3V/Receiver 5V Operation Current Mouse 21mA/Receiver 37 mA Human-Oriented Interface Bettery status with LED indicator Mechaanical Size 56(W)×38(H) ×120(L)mm Weight 73g System OS Win7, Windows XP, Windows Vista USB Port, Mac OS X, Linux, PS3, XBOX