2GIG Smoke & Heat Detector 433 MHz

The 2GIG Smoke & Heat Detector 433 MHz 2GIG‐SMKT4‐433 Wireless Smoke & Heat Detector is a wireless, battery-powered alarm that detects excessive smoke and heat in buildings. The alarm uses photoelectric technology to detect the amount of scattered light caused by smoke particles from a fire. The heat alarm can be triggered by a quick rate of rise condition.