Designed to connect wirelessly with the QC3870 Wi-Fi Camera System, to provide extra coverage around the home or office. Features a 12m detecting range, built-in tamper switch, and a low power draw. Powered from a CR123A battery so there is no need for any wiring. Features: - White light immunity - 12m detection range - 2.2m Optimal Height - 1 year battery life (20 times/day)
