2.4GHz Wireless 800DPI USB Optical Mouse w/ Receiver - Grey + Black (1 x AAA)
Color: Grey + Black - 2.4GHz wireless technology - Carrier frequency: 2402~2480 MHz - Rated voltage: 1.5V - Rated current: 13mA - Maximum acceleration: 14inch/sec - Resolution: 800 DPI - Working range: 10 meters - Powered by 1 x AAA battery (not included)