2 4ghz tuya methane gas detector alarm

{"cid":"91202263","title":"Tuya Intelligent Carbon Monoxide Alarm CO Detector ZigBee EN50291 Certification","imgUrl":"https:\/\/img.ismap.com\/nimg\/dd\/ff\/46c5854266e45a060db7f46e21db-200x200-1.jpg","attrs":{"Price":"28USD\/1-99pcs~27USD \/100+pcs(Negotiable)","Brand Name":"WG Sensor\u2122","Model Number":"830","Minimum Order Quantity":"99pcs","Delivery Time":"5-10 working days","Certification":"CE","Place of Origin":"China","Payment Terms":"T\/T, Western Union, MoneyGram, L\/C","Supply Ability":"1000000 pcs per year","Packaging Details":"Carton","Name":"carbon monoxide and smoke detector","Application":"Home Industry School Hospital","Feature":"Low power consumption","Warranty":"2 year","Alarm type":"Sound+Light Alarm","color":"White","Lifespan":"10 Years","Operation voltage":"6V battery (4pcs1.5V battery)","Alarm Volume":"85dB","App":"TUYA Smart \/Smart Life","Sensor Type":"Semiconductor","Detecting Range":"0~100% LEL","Presetting Alarm":"7% LEL(optional)","Working Environment":"Temperature: 0 ~ 40\u2103 Humidity: <95%RH (No","Material":"ABS Plastic","Executive standard":"EN50291-1: 2018","OEM\/ODM":"Supported","E-Mail":"sales@wgsensor.com","WhatsApp":"+8613333637163"}}

{"cid":"91205624","title":"5V 1A Tuya Co2 Sensor Smart Alarm Sensor Temperature Humidity","imgUrl":"https:\/\/img.ismap.com\/nimg\/0c\/8c\/c6c36d1e50fddaf223b40c611c60-200x200-1.jpg","attrs":{"Price":"$14.90\/Piece","Brand Name":"Glomarket","Model Number":"SD0327","Minimum Order Quantity":"2 Pieces","Delivery Time":"3-7days","Place of Origin":"Guangdong, China","Supply Ability":"10000 Pieces per Month","Certification":"CE, Rohs, FCC","Payment Terms":"L\/C, T\/T","Packaging Details":"colour box","Dimensions (L x W x H (Inches)":"9.5 * 9.5 * 4","Voltage (V)":"3 ~ 5V DC","Warranty":"1 Year","Type":"Activated Carbon Air Filter","Installation":"PORTABLE","Application":"Commercial, Household","Power Source":"usb","App-Controlled":"Yes","Featured Function":"UV sterilization","Recommended Room Size\uff08square feet\uff09":"200-300 sq. ft","Air Quality Display":"Yes","Timer":"Yes","Product name":"intelligent air box","Material":"ABS","Bare weight":"58g","Working temperature":"-20","Working current":"10","Power supply mode":"5V\/1A","Communication protocol":"zigbee","Detection range (formaldehyde)":"10mg\/m3","Detection range (VOC)":"99.9ppm","Detection range (CO2)":"1000ppm"}}

{"cid":"91199414","title":"Tuya Smart Homelife Led Screen Remote Control Voice Wifi Gas Leak Detector And Temperature Alarm","imgUrl":"https:\/\/img.ismap.com\/nimg\/4f\/6c\/a63ccd97ce078b7936e43f366725-200x200-1.jpg","attrs":{"Price":"USD","Brand Name":"TuyaSmarts","Model Number":"SD0330","Minimum Order Quantity":"1000 Pieces","Delivery Time":"Bulk Order 60 Days","Certification":"CE, RoHS","Place of Origin":"China","Supply Ability":"90000 Pieces each Month","Packaging Details":"Color Box Packaging"}}