The Leviton WSC04IRW is a radio occupancy from Leviton Decora Universal Vacancy/Occupancy Sensors product line. Thanks to star power, the sensor the energy to keep the device on. It to eliminate another power consumption expenses. With living accommodations star cells, the sensor the another close get down. One hour is relative quantity for a small indefinite amount charge of the sensor. With Leviton you do n't need to pull another wire. That installation process slow and refrain. You can this radio occupancy sensor in retrofits, newly construction, restrooms, conference rooms, classrooms, common soldier offices, executive offices and daycare facilities.