Fanshine 433Mhz Human Wireless Automatic Door Infrared Sensor with Excell Battery Which Can Last for 2 Year

High quality fire smoke detectors GS506

Ceiling or wall mounting                                                                       

VdS and BOSEC approval
Easy to install with mounting hardware included 
9VDC battery 
Suitable for any room 
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                                                                    

Optional:Pauze button aganst unwanted alarm  

Battery for optional: 1 year 9V Carbon Zinc battery, 5 years 9V Alkine battery, 10 years 9V 1200mah Lithium battery

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