System Sensor's RTS151 is an automatic fire detector accessory designed to test a remotely located detector. The RTS151 mounts to a single gang box (2 1/2" minimum depth), or directly to the wall or ceiling.The RTS151 and RTS151KEY remote test stations are automatic fire detector accessories designed to test duct smoke detectors from a convenient location. For 4-wire detectors, the RTS151KEY test station features a multi-colored LED that alternates between steady green and red. For 2-wire detectors, the LED illuminates red for alarm.RTS151 shall be place and hold the painted side of the magnet to the test location RTS151. RTS151 with the magnet in place some time will elapse (40 sec. maximum) depending on the detector type, before the alarm indicating LED will light. The RTS151 is capable of resetting only certain System Sensor models of detectors.Main FeaturesPower Requirements Alarm LED: 2.8 to 32 VDC, 12 mA maxTotal Current: 105 mA maxTest Switch 10 VA @ 32 VDCReset Switch 10 VA @ 32 VDCAlarm Response Time 40 seconds maxTemperature Range ?10?C to 60?C (14?F to 140?F)Relative Humidity 95% non-condensingWire Gauge 14 to 18 AWGDimensions 4.8" H x 2.90" W x 1.4" DGeneral InformationName: System Sensor RTS151 Remote Test Station with Automatic Fire Detector for Duct Smoke Detectors, Honeywell International, Inc, System SensorCategory: System Sensor, Fire, Fire Detection Devices, Testing Equipment, Detector Parts & Accessories, Remote Test StationsUPC Code: 783863038068Country of Origin: Mexico. Country of origin is subject to change.