Shenzhen Heiman Technology Co. Limited

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220 V natural gas detector with shut-off valve	2017 VDS approved 10 years battery smoke alarm	Latest small size standalone 10 years' battery smoke detector, Red Dot design award	AC 220V CE Network Natural Gas LPG Detector with Shut-off Valve, Malfunction Auto-check Indicator
DIY market EN14604 VDS smoke detector with lithium battery	Z-Wave Smart Water Leak Alarm	VDS LPCB EN14604 3V lithium battery fire alarm smoke detectors	Water leak detector zigbee z-wave protocol water leakage detector long battery use
Smart Home System Water Leak Alarm	Promotional 3V battery operated smoke and CO detector	LPCB/EN14604 Infrared Photoelectric 3V Li-battery Smoke Alarms for Home Fire Detection System	2017 hot sale 220V wired interlink smoke detector
Conventional Control Panel, EN54 LPCB Approval	Unique Design 10 Years Lithium Battery Photoelectric Smoke Detector with EN14604 Approval	2017 new LPCB EN 14604 VDS, CE 10 years battery operated cigarette smoke detector	Water leakage detector