WANLIN-309 addressable smoke detector

China wireless fire alarm system manufacturer and export supplier for Saudi Arabia and GCC partners. Wanlin Fire supplies the WANLIN-303 standalone 433 MHz smoke detector, the WANLIN-307 and WANLIN-309 wireless smoke detectors in LoRaWAN, 4G LTE and NB-IoT versions, the WANLIN-340 heat detector, WANLIN-222 manual call point, WANLIN-656 sounder strobe, WANLIN···