Bosch RFDL-11-A RADION TriTech Wireless motion detector 35ft (11m) F.01U.383.391

11 m x 11 m (35 ft x 35 ft) coverage Pet Immunity up to 45 kg (100 lb) Includes battery life extension feature Draft and insect immunity Supervised for low-battery, cover-tamper, and removal from mounting surface tamper conditions Operational up to 5 years using 4 user replaceable AA Alkaline Batteries Detection radius (m) 11 m Dimensions (H x W x D) (mm) 138 x 72 x 64 mm Input voltage (VDC) 6 VDC Installation height (m) 2 – 2.40 m Operating temperature (°C) -10 – 49 °C Wireless transmission frequency 433.42 MHz