HP Red Wireless Optical Mouse Free yourself from wires - Wireless freedom with 27MHz wireless technology Travel with confidence - Optical sensor with adjustable sensitivity (1250 CPI default 1750 CPI max) works on many surfaces No more lost receivers - The slim mini-receiver is so small you can store it inside the mouse Comfort - Rubber sides and symmetric design provide comfortable and secure grip for left or right hand use Improved control - Rubber trim on scroll wheel provides great control scrolling up and down Energy efficient - Single AA battery lasts up to 6 months and green LED scroll wheel illumination indicator for adjustable sensitivity
