433mhz Interconnected photoelectric smoke alarm

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General Details
Quick Details
Place of Origin: Guangdong, China
Brand Name: SUMRING/OEM
Model Number: SR-853SI4
Product name: DC3V battery 433mhz Interconnected photoelectric smoke leak detector
Usage: Fire Protection
Warranty: 2 Years
Power supply: DC3V battery
Can be connect 20 pcs: YES
Wireless interconnection frequency: 433.92MHz GFSK
Wireless transmitting distance: 200m (open area)
Material: Fireproof ABS Marterial
Power supply
DC3V battery (The battery is included)
operation
Can be connect 20 pcs
Alarm Sound
>85dB/3M
Wireless interconnection frequency
433.92MHz GFSK
Wireless transmitting distance
200m (open area)
Alarm Mode
siren with flash
Battery life
5-8 years
Low voltage threshold
2.6V
Alarm concentration
13%
Humidity
0%~95%RH(No condensation)
Sensitivity
0.5dB/m (±0.1dB/m)
Humidity
≤95%RH
Execute Criterion
EN14604:2005/AC:2008
Material
ABS fireproof material
Installation method
ceiling mounted
Size
Φ110mm×H57.15mm
single packing size
13.2cm*12.2cm*6.8cm

Product Description

interconnected smoke detector

This SR-853SI4 smoke alarms are interconnected, meaning they communicate with each other(20 units in a group), forming an integrated system of protection for your home. Alarms can be interconnected via wireless interconnection frequency
(433.92MHz GFSK). 
Meantime, it can also be used alone.