Professional 4g iot smoke detector system manufacturer from China. CE UL FCC IC certified, exported to 200+ countries. Wholesale price, OEM ODM available. Contact: wanlinfirecontrol@163.com | www.wanlinfire.com
Source Battery Operated Smoke Alarm directly from Wanlin Fire, a leading Chinese manufacturer of Industrial Smoke Heat Sensor. Product highlights: Explosion-proof ATEX, 4-20mA output, -40°C~+85°C, SIL