{"product_id":"serundo-auto-mini-hygrometer-thermometer-4-pack-indoor-outdoor-humidity-monitors-f-c","title":"Serundo Auto Mini Hygrometer \u0026 Thermometer – 4 Pack Indoor\/Outdoor Humidity Monitors (°F\/°C)","description":"\u003ch2\u003eOverview\u003c\/h2\u003e\n\u003cp\u003eMeet the Serundo Auto Mini Hygrometer, a compact, reliable set of digital sensors designed to help you keep an eye on temperature and humidity across spaces you care about. With four units in each pack, you can monitor multiple zones at once—from a greenhouse and garden shed to a reptile terrarium or cellar—without sacrificing clarity or speed.\u003c\/p\u003e\n\u003cp\u003eThese pocket-sized meters deliver fast, easy-to-read data so you can respond to environmental changes with confidence. Each unit updates its readings roughly every 10 seconds, giving you near real-time insight while remaining simple to operate. The crisp LCD display makes numbers legible from a short distance, so you won’t miss important shifts in your environment.\u003c\/p\u003e\n\u003ch3\u003eKey capabilities\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eTemperature accuracy: ±1°F; humidity accuracy: ±3% RH for dependable readings.\u003c\/li\u003e\n  \u003cli\u003eUnits you prefer: seamless Fahrenheit (°F) or Celsius (°C) conversion at a touch.\u003c\/li\u003e\n  \u003cli\u003eWorking range: 0–70°C (32–158°F) and 10–99% RH, covering most indoor and controlled spaces.\u003c\/li\u003e\n  \u003cli\u003eRapid updates: sensor refreshes every 10 seconds for timely awareness.\u003c\/li\u003e\n  \u003cli\u003ePower and longevity: LR44 button cell plus a backup battery, with long intervals between changes (up to ~9 months per cell).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eReal-world use cases\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eGreenhouses and grow rooms where steady humidity supports plant health and seed germination.\u003c\/li\u003e\n  \u003cli\u003eReptile or hermit crab terrariums, aquariums, and other habitats where stable conditions matter.\u003c\/li\u003e\n  \u003cli\u003eHome, office, garage, classroom, or laboratory spaces needing quick ambient checks.\u003c\/li\u003e\n  \u003cli\u003eCellars, attics, and warehouses where humidity and temperature tracking helps with storage and safety.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat’s in a 4-pack\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFour compact digital hygrometers with accurate temperature and humidity sensors.\u003c\/li\u003e\n  \u003cli\u003eOne LR44 battery package per unit plus a backup cell option for continued monitoring.\u003c\/li\u003e\n  \u003cli\u003eSimple, maintenance-light operation designed for everyday use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHow to use\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eInsert fresh LR44 batteries and switch between °F and °C to your preferred unit.\u003c\/li\u003e\n  \u003cli\u003ePlace units in their intended spots—where readings are most helpful—and read the display at a glance.\u003c\/li\u003e\n  \u003cli\u003eLet readings update automatically every 10 seconds to stay informed about changes in the environment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications at a glance\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eTemperature range: 0–70°C \/ 32–158°F\u003c\/li\u003e\n  \u003cli\u003eHumidity range: 10–99% RH\u003c\/li\u003e\n  \u003cli\u003eAccuracy: ±1°F, ±3% RH\u003c\/li\u003e\n  \u003cli\u003eUpdate interval: ~10 seconds\u003c\/li\u003e\n  \u003cli\u003ePower: LR44 button cell plus backup cell per unit\u003c\/li\u003e\n  \u003cli\u003eDisplay: digital LCD\u003c\/li\u003e\n  \u003cli\u003ePack size: 4 units\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: What is included in the Serundo Auto Mini Hygrometer 4-pack?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Four compact digital hygrometers with temp\/humidity sensors, plus LR44 batteries and a backup cell.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Where can I use this hygrometer set?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Indoor and outdoor spaces such as greenhouse, garden, reptile terrarium, aquarium, cellar, or workshop.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"Serundo Auto","offers":[{"title":"Default Title","offer_id":45832382447802,"sku":"B0DC61TD8Q","price":40.9,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0753\/3536\/8890\/files\/serundo-auto-mini-hygrometer-pack-1.jpg?v=1778153125","url":"https:\/\/gardencanada.ca\/products\/serundo-auto-mini-hygrometer-thermometer-4-pack-indoor-outdoor-humidity-monitors-f-c","provider":"Garden Canada","version":"1.0","type":"link"}