Saudi fire alarm testing frequency Standalone Photoelectric Smoke Alarm with 433 MHz Wireless Interconnect export OEM ODM wholesale
Wireless Smoke and CO Detector China manufacturer. UL 2034 and EN 50291 certified CO alarm with electrochemical sensor, 4G wireless monitoring, 10-year sealed battery, OEM/ODM, wholesale, global shipping to New Zealand. Contact: wanlinfirecontrol@163.com
accurate CO detector direct from Wanlin Fire Protection — 12-year factory experience, WL-CO803 fully certified UL 2034/EN 50291/CE/FCC/RoHS/REACH. Key specs: NB-IoT (LTE Cat-NB1), Electrochemical CO Sensor (Ultra-Low Power), 10-year sealed lithium battery (non-replaceable). MOQ 100 units, 25-30 working days, OEM/ODM custom branding available. Serving 60+ co···