1. The button sound is only 35-40 decibels and it does not disturb sleep of other people during office hours.
2. Optical tracking technology with resolutions up to 1600 DPI.
3. With a daily click of 3 000 times the service life can reach nearly 3 years and it is durable.
4. Superior power management features the same battery life is more durable.
5. Ergonomic and comfortable touch layer so you can use it for a long time without difficulty and easy to hold.

Specification:
1. Connection technology: USB 2.0.
2. Working mode: photoelectric.
3. Resolution: 1000/1600 DPI.
4. Mouse size: 106.84x74.73x39.13mm.
5. Receiver size: 19.16x14.8x6.2mm.
6. Mouse weight: 82g.
7. Receiver weight: 2g.
8. Applicable system: Windows XP/8.1/8/7.

The package contains:
Mouse x 1
Receiver x 1