HP 200 Wireless Optical Mouse, 2.4 GHz Wireless Connectivity, Up to 1000 DPI Resolution, Red Optical Tracking Sensor, 2.4 GHz Wireless Receiver, Contoured Shape, Black, 1 Year Warranty

Connectivity: Wireless - 2.4 GHz Sensor: Red Optical Tracking Sensor Max DPI: Up to 1000DPI Design: Ambidextrous Contoured Shape 2.4 GHz Wireless Receiver Battery Type: 2 x AAA Battery Life: Up to 12 months Color: Black 1 Year Warranty