Questions for Solar-powered wireless infrared grating
1.Are your devices functional in low temperature (-2 to 15 degrees) in winter time, (17 to 35 degrees) during summer time?
Our detector supported working temperature range :-30C~70C. Can work at extreme snow weather … Read the rest
What is Carbon Monoxide?
Carbon monoxide is a poisonous gas. It can be given off by appliances that burn fossil fuels such as gas, coal, wood or oil, if they’re not working properly, if the flue is blocked in any … Read the rest
Wiring Smoke Alarms correctly with conventional fire alarm control panel.
Some customer may ask “if I have 10 detectors at the same place can I connect them parallel? That means all detectors’ number 4 with zone + and all number … Read the rest