{"product_id":"sonoff-snzb-02b-airguard-th-lite-sensor","title":"SONOFF AirGuard TH Lite Zigbee Temperature Humidity Sensor | High Accuracy with Dew Point \u0026 VPD | SNZB-02B","description":"\u003cp\u003eThe \u003cstrong\u003eSONOFF AirGuard TH Lite (SNZB-02B)\u003c\/strong\u003e is a slim Zigbee 3.0 temperature and humidity sensor from the SONOFF AirGuard Series. It measures temperature with \u003cstrong\u003e±0.2°C (±0.4°F)\u003c\/strong\u003e and humidity with \u003cstrong\u003e±2% RH\u003c\/strong\u003e accuracy, refreshes its data every 5 seconds and shows real-time \u003cstrong\u003edew point and VPD\u003c\/strong\u003e to help you detect condensation risk early, prevent mold and keep plants in healthy growing conditions.\u003c\/p\u003e\n\u003cp\u003eAt only 27.8 mm wide and 20 mm thick, it supports hanging and adhesive mounting in tight spaces such as guitar cases, cigar humidors, jewelry cabinets and wine racks. Two standard AAA batteries give up to 2 years of battery life and can be replaced without tools, and the app keeps up to 6 months of history.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e a Zigbee gateway is required (see \"Works With\" below).\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHigh accuracy: ±0.2°C (±0.4°F) and ±2% RH\u003c\/li\u003e\n\u003cli\u003eData refresh every 5 seconds for real-time monitoring\u003c\/li\u003e\n\u003cli\u003eReal-time dew point and VPD (Vapor Pressure Deficit) monitoring\u003c\/li\u003e\n\u003cli\u003eEarly detection of condensation risk to help prevent mold\u003c\/li\u003e\n\u003cli\u003eSlim 27.8 mm-wide, 20 mm-thick design for small spaces\u003c\/li\u003e\n\u003cli\u003eHanging or adhesive mounting\u003c\/li\u003e\n\u003cli\u003eUp to 2 years of battery life on 2 × AAA batteries, replaceable without tools\u003c\/li\u003e\n\u003cli\u003e6 months of temperature, humidity, dew point and VPD history in the app\u003c\/li\u003e\n\u003cli\u003eVoice commands through eWeLink cloud-to-cloud integration\u003c\/li\u003e\n\u003cli\u003eWorks with Apple Home through a Matter bridge (such as ZBBridge-U) and with open-source Zigbee platforms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eWorks With\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSONOFF Zigbee gateways:\u003c\/strong\u003e \u003ca href=\"\/products\/sonoff-zb-bridge-p-zigbee-3-0-to-wi-fi-smart-hub-connects-up\"\u003eZBBridge-P\u003c\/a\u003e, \u003ca href=\"\/products\/sonoff-zbbridge-u-ethernet-zigbee-bridge-connects-zigbee\"\u003eZBBridge-U\u003c\/a\u003e, \u003ca href=\"\/products\/sonoff-bridge-m-bridge-max-smart-home-bridge\"\u003eBridge Max\u003c\/a\u003e, \u003ca href=\"\/products\/sonoff-nspanel-pro-120-smart-home-control-panel-zigbee-gateway\"\u003eNSPanel Pro 120\u003c\/a\u003e, \u003ca href=\"\/products\/sonoff-nspanel-pro-86-smart-home-control-panel\"\u003eNSPanel Pro 86\u003c\/a\u003e and \u003ca href=\"\/products\/sonoff-nspanel86pb-relay-pro-gen2-control-panel\"\u003eNSPanel Pro Gen2\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHome Assistant (ZHA \/ Zigbee2MQTT):\u003c\/strong\u003e \u003ca href=\"\/products\/sonoff-zbdongle-p-zigbee-3-0-usb-dongle-plus-universal-zigbee-gateway-for-home-assistant\"\u003eZBDongle-P\u003c\/a\u003e or \u003ca href=\"\/products\/zigbee-3-0-usb-dongle-plus-zbdongle-e\"\u003eZBDongle-E\u003c\/a\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApple Home:\u003c\/strong\u003e through a Matter bridge such as ZBBridge-U\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSNZB-02B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Name\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAirGuard TH Lite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAirGuard Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eWireless Protocol\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eZigbee 3.0 (IEEE 802.15.4)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMCU\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTLSR8656\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Input\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.0V ⎓ (2 × 1.5V batteries)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLR03 AAA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Life\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 2 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTemperature Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±0.2°C \/ ±0.4°F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHumidity Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±2% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eData Refresh\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEvery 5 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-20°C ~ 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Humidity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5% ~ 95% RH, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eApplication Environment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIndoor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCasing Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e66.3 × 27.8 × 20 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eNet Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e43.0 g (including batteries)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCertifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCE, FCC, RoHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003eWhy Choose the SONOFF SNZB-02B?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eProfessional-grade accuracy plus dew point and VPD in a tiny body\u003c\/li\u003e\n\u003cli\u003eFits where other sensors cannot: humidors, guitar cases, cabinets and wine racks\u003c\/li\u003e\n\u003cli\u003eStandard AAA batteries – easy to replace, up to 2 years of life\u003c\/li\u003e\n\u003cli\u003e6 months of history to track long-term changes\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eDownloads\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0954\/2356\/2044\/files\/SONOFF-SNZB-02B-User-Manual.pdf?v=1791885986\" target=\"_blank\" rel=\"noopener\" download style=\"display:inline-block;margin:4px 8px 4px 0;padding:10px 20px;background:#1a1a1a;color:#ffffff;border-radius:6px;text-decoration:none;font-weight:600;\"\u003e⬇ Download User Manual (PDF)\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarranty:\u003c\/strong\u003e 12-month warranty from the Official Distributor.\u003c\/p\u003e\n\u003cp\u003e\u003ciframe width=\"560\" height=\"315\" src=\"https:\/\/www.youtube.com\/embed\/LcF-pc093RE\" title=\"Tiny Sensor, Professional Climate Monitoring | SONOFF SNZB-02B\" frameborder=\"0\" allowfullscreen\u003e\u003c\/iframe\u003e\u003c\/p\u003e","brand":"SONOFF","offers":[{"title":"Default Title","offer_id":67658992877884,"sku":"SNZB-02B","price":13.0,"currency_code":"JOD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0954\/2356\/2044\/files\/SNZB-02B-main.jpg?v=1791886009","url":"https:\/\/bestways.com\/products\/sonoff-snzb-02b-airguard-th-lite-sensor","provider":"Bestways Smart-home Solutions ","version":"1.0","type":"link"}