Profile: Shenzhen Hyman Technology Co., Ltd specializes in research & development of security products, including PIR detectors, IR detectors, smoke detectors, gas leakage detectors, security alarm systems, magnetic switches, button and alarm sirens. We are an ISO 9001 certified company. We also supply carbon monoxide detectors(HM-701C), gas leakage detectors(HM-703-II) and gas & carbon monoxide detectors(HM-701D). Our wide angle PIR detector (HM-810W) features fireproof ABS housing, LED on/off optional, automatic temperature compensation, SMT adopted, anti-RFI & anti-EMI, pulse count optional and alarm output N.C/N.O optional. Double beams digital infrared detectors offer anti strong light up to 50000LUX, has a built-in auto adjustment filtering system & can avoid the interference of strong lights and car spotlights.