433mhz

Source 3 in 1 Smoke Heat Carbon Monoxide Alarm directly from Wanlin Fire, a leading Chinese manufacturer of Wireless Interconnected Smoke Alarm. Product highlights: RF 433MHz mesh, one triggers all, 1

Wanlin Fire Protection offers Combined Smoke and Heat Detector (WL-SM100) for the Johannesburg market: RF 433MHz mesh, one triggers all, 100m distance, battery operated 5-year. Factory direct pricing,

Source 3 in 1 Smoke Heat Carbon Monoxide Alarm directly from Wanlin Fire, a leading Chinese manufacturer of Wireless Interconnected Smoke Alarm. Product highlights: RF 433MHz mesh, one triggers all, 1