Place of Origin | China | Brand Name | FD |
Model Number | FD438W | Device | Office/Home Smoke Alarm System |
Static Current | less than 10uA | Working Voltage | DC 3V |
Alarm Current | less than 350mA | Smoke Sensitivity | second grade |
High Temperature of alarm | 57 Deg.C,plus-minus 5 Deg.C | Alarm Sound | more than 80dB |
Operating Temperature | 0 - 60 Deg.C | Relative Humidity | 95pct RH and less, no freezing |
Size | 9.5x4.5cm/3.5x1.8in |