Optical smoke detector

Smog test machine GS504w

Ceiling or wall mounting Easy to install with mounting hardware included 9VDC battery Inter-connected(can be communicated)
Frequency: 433.92MHz
Transmission/Receiver distance:
Spacious distance≤60m Flash alarm indicator (red) Test button for easy recommended monthly testing Low battery signal Safety clip feature, not allow mounting of smoke alarm without battery installed photoelectric chamber for early detection from all directions Loud 85dB alarm signal with temperature detection(optional temperature)
Product size: 107*107*40mm
color box: 115*115*37.5mm
CE APPROVAL EN14604 standard