This is a new high-grade 4D Wireless Mouse with 1600 DPI 5 adjustable levels and 2 Polling Rate 125-250Hz. Features reliability, ease-of-use, and user comfort, this wireless mouse gives you fast data transmission and no delay or dropouts. You deserve it!

3 Level Intelligent Power-Saving Mode
Auto shut off within 1 second of inactivity. Simply move the mouse to wake it up;
Auto shut off within 60 seconds of inactivity. Simply move the mouse to wake it up;
Auto shut off within 15 minutes of inactivity. Press any button to wake it up.
If computer is off, it will turn to power saving mode to save energy.

Change the Speed of Mouse Freely
1600 DPI and 250 Hz Polling Rate Resolution Optical Tracking Technology provide more sensitivity than standard optical mice for smooth and precise tracking on a wide range of surfaces.
You are free to adjust the Mouse Sensitivity to match your activity. There are 3 DPI levels available (800-1200-1600).
You are free to adjust Polling Rate (125-250HZ) to match your activity.

Portable & Durable
USB-receiver stays in your PC USB port or stows conveniently inside the wireless mouse when not in use.
1,000,0000 Times keystroke test and perform well.

Warranty
12-Month Worry-Free Warranty and Free Life-time Technical Support
Professional Service Team to Make Things Right within 24hrs.

Specifications:
Polling Rate: 125-250Hz
DPI: 800-1200-1600
Number of the Key: 4 Buttons
Battery Type: 1*AA Battery(not included)
Dimensions :97 x 64 x39 mm & Weight: 80g

Box Contains:
1 x Cordless Mouse
1 x USB Nano Receiver
1 x User Manual