4 wire smoke detector with high sensitivity

{"cid":"91221733","title":"Reliable DC12~24V 4-Wire Smoke Detector with High Sensitivity \u2013 Easy Installation for Industrial Equipment, Fire Warning Systems & Home Buildings","imgUrl":"https:\/\/img.chinax.com\/nimg\/0e\/b9\/b574b040df574550ec49f0cea768-200x200-1.jpg","attrs":{"Price":"negotiable","Brand Name":"ANJISI","Model Number":"CA2001L","Minimum Order Quantity":"1PCS","Delivery Time":"3 Working days","Certification":"CE","Place of Origin":"China","Payment Terms":"T\/T,Western Union","Supply Ability":"10000\/Month","Packaging Details":"72pcs\/carton","Rated Operational Voltage":"DC12~24V","Humidity":"\u226495%","Sound Pressure Level":"Above 65dB","Specification":"D105mm, H50mm","Product Type":"Smoke Alarm with Relay Output","Appliction":"Security System,Industrial Control Equipment","Output":"Realy output: 1A DC24V(No\/NC optional) | Customized Request","Application":"Industry, Communication Electronic Products, Special Equipment"}}

{"cid":"91158103","title":"Standalone wired optical smoke sensor","imgUrl":"https:\/\/img.chinax.com\/nimg\/34\/90\/e9357b3b0f1b7fdc1dcf3319bac5-200x200-1.jpg","attrs":{"Price":"USD FOB SHENZHEN","Brand Name":"JSUS","Model Number":"JS-SD28","Minimum Order Quantity":"500PCS","Delivery Time":"5-7days","Place of Origin":"China","Certification":"CE&ROHS","Payment Terms":"L\/C,T\/T,Paypal","Supply Ability":"100,000sets\/month"}}