Sell smoke detector

详情

.jcube natheera International Limited do rubber molding machine,cable and emergency light ,wall and ceiling mounting Heat detector diy unit easy and simple installation built in signal transmitter receiver totally wireless communication can interconnect with up to a total of *0units all interconnected alarms will sound simultaneously if any one alarm is activated dip switches 2sets dip switches for coding the transmit and receive frequency to prevent interference with other RF base excellent reliability high stability .
.jcube natheera International Limited do rubber molding machine,cable and emergency light ,wall and ceiling mounting Heat detector diy unit easy and simple installation built in signal transmitter receiver totally wireless communication can interconnect with up to a total of *0units all interconnected alarms will sound simultaneously if any one alarm is activated dip switches 2sets dip switches for coding the transmit and receive frequency to prevent interference with other RF base excellent reliability high stability .