Ergonomic Wired Trackball Mouse 4 Adjustable DPI Levels High Precision Optical Mini Handheld Mouse for Win7/8/ME/XP/NT PC

This wired hand-held track mouse is designed with an ergonomic design, offering you comfortable hand feeling. Combining trackball mouse and ordinary mouse as a whole, it can be held in the hands or be used as the ordinary mouse on the desktop. That is to say, it can be used without desktop support, and is easy to adjust the posture when using the computer to reduce wrist and neck pain.

• Combined with a trackball mouse and common mouse, it can be used in the air holding your hand without a desk or on the desk
• With an ergonomic design, this professional gaming mouse fits your hand perfectly and relieves your discomfort.
• It is convenient for you to use it in the living room lying on the bed or sitting on sofa
• Compatible with most devices with USB port
• High precise optical engine, precise positioning, and effective response

Specifications:

• DPI: 600-800-1000-1600DPI
• Type: Wired
• Cable Length: 2m / 6.56FT
• Item Weight: 77g / 2.72oz
• Item Size: 10 * 6 * 5cm / 3.94 * 2.36 * 1.97in (L * W * H)