23 May 22
How to install a wireless door contact sensor ?
The door sensor is an important part of the anti-theft alarm system. Generally, it is a wireless doo...
SR-908 Series: Gas alarm with Human Voice, 9V rechargeable battery and LCD display optional!
SR-825PHS, high quality smoke detector with 10 year lithium battery
Reliable quality (because most of them are designed&produces with the standard of EN54-7/ NEN-EN14604-2005/UL217-200);
Powerful technical support and after-sale services;
Short leadtime(Normally we have stock, the longest is within 10 days)
Short Leadtime: 2 days for sample, 5 days for order;
Rich experience to oversea market
The door sensor is an important part of the anti-theft alarm system. Generally, it is a wireless doo...
magnetic door contact switch...
Reed switch door sensor is a kind of device for security alarm. It consists of wireless transmitter...