Wall-hanging or free-standing receiver displays wireless outdoor temperature and monitors indoor temperature. Includes Recording for max. & min. temperature, Indicator Type Thermometer, Batteries Required Yes, AA and AAA, Thermostate Range F -21-157 outdoor, 32-139 indoor, Weather Resistant Yes, probe, Works With 1 Sensor, Battery Included No, Color Camo, Dimensions L x W x H in. 3/4 x 2 1/2 x 3 3/4, LCD Display Yes, Mounting Type Wall, freestanding.