Distance to A/C Unit: 25 ft ( 7.5 m )

Power: DC 4.5V ( 3 AAA Batteries )

Battery Life: Apx. 6 Months Dimensions

W x H x D in (mm): 4 3⁄4 X 3 3⁄4 X 7/s (112X 44X22)

Weight: 3 oz (80 g)