Bornd C170B Wireless Bluetooth 3.0 Optical Mouse (Black)

Specifications Mfr Part Number: C170B Features: Delicate and comfortable wireless mouse with Bluetooth 3.0 TechnologyBluetooth 3.0 Techology is more sensitive, stable, and is 8 times faster than Bluetooth 2.0 Technology 2 years battery life with normal use Auto Sleep/Awake function to save power Smart, delicate and ergonomic design for easy portability Press the Left and Right buttons at the same time for 3 seconds to adjust resolution between 1000 & 1750 DPI Excellent package design Receiver is not necessary. If mouse does not work: Make sure your computer meets the requirements for the system. Make sure your computer is equipped with Bluetooth wireless function. Make sure the Bluetooth wireless function on your computer has already been activated(please refer to user manual for how to set up and start this function). Check whether the power switch on the  bottom of the mouse is in the On position. Check whether the power of the mouse is exhausted, and recharge the mouse if necessary. Buttons: 3 (left, right, scroll) Operation Range: 30 feet, 360 degrees Resolutions: 1000~1750 DPI Operating Voltage: 1.5V Operating Current: 15mA Compatible With: Windows 98SE/ 2000/ XP/ ME/ Vista/ 7/ 8/ Mac OS Color: Black Dimensions: 3.8 x 2.2 x 1.1 inch Weight of Mouse and Package: 0.504 lbs 1x AA Alkaline Battery (Included)