PERIPRO-706 - Wireless Trackball Mouse plus Wrist Rest Pad 800 DPI

Ergonomic Design - A 3-button wireless tracking device which can be control simply by moving 3 fingers for cursor control and screen navigation; Dimension: 3.94 x 6.61 x 1.18 inches (10 x 16.8 x 3 cm) Trackball Comfort - A durable 0.98 inch (25 mm) diameter trackball with optical tracking technology to provide precise cursor control; 800 DPI Soft Gel Wrist Rest - Features cushion gel pad to place your wrist comfortably for long daily use Less Hand and Wrist Movements - Stationary tracking which reduces hand and forearm movements and design to help users with RSI or carpel tunnel syndrome