With our loaded working experience and thoughtful products and services, we've got been acknowledged as a reputable supplier for most international buyers for Power Supply Controller , Mcb Test Machine , 690v Circuit Breaker , Our Lab now is "National Lab of diesel engine turbo technology " , and we own a professional R&D team and complete testing facility.
OEM/ODM China Wall Plate - Smoke alarm manufacturer AC 220V DC 9V RF Wifi NB-IOT photoelectric hardwire somke alarm – Hawai Detail:
Photoelectric hardwired smoke alarm
Power supply: AC 220V-240V 50Hz, with DC 9V alkaline battery back up |
Conform to EN14604:2005IAC:2008 |
Alarm volume: ≥85dB at 3m |
Big test button for easy weekly testing |
Silence function: Approx.8 mins |
Low battery signal alam |
Product life time > 10 years |
Automatic compensation design with automatic
calibration for accurate sensitivity,suitable for long lifeoperation, lower false alam rate |
Push base for easy installation |
Size:φ140mm * 44.9mm |
RF type:
Wired interconnection up to 40pcs
RF module, 433MHz, wireless interconnection up to 40pcs
Wifi type:
WIFl module inside, connect to TUYAapp
Go West, Go East, Go Yuanky is best.
Product detail pictures:
Related Product Guide:
To be a result of ours specialty and service consciousness, our company has won a superb reputation between customers all around the environment for OEM/ODM China Wall Plate - Smoke alarm manufacturer AC 220V DC 9V RF Wifi NB-IOT photoelectric hardwire somke alarm – Hawai , The product will supply to all over the world, such as: Uruguay, Brisbane, Anguilla, With the development and enlargement of mass clients abroad, now we've set up cooperative relationships with many major brands. We've our own factory and also have many reliable and well-cooperated factories in the field. Adhering to the "quality first, customer first, We are provideing high-quality, low-cost items and first-class service to customers. We sincerely hope to establish business relationship with customers from all over the world on the basis of quality, mutually benefit. We welcome OEM projects and designs.