{"product_id":"57mm-hygrometer-mechanical-no-battery-portable-accurate-durable-indoor-outdoor-humidity-meter-with-magnetic","title":"57mm Mechanical Humidity Gauge","description":"\u003cp\u003eKeep a humidity indication visible with a compact mechanical dial gauge. The battery-free format is convenient for a suitable storage area where you want a simple local reference.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e✅ \u003cstrong\u003eRead the humidity on a dedicated dial\u003c\/strong\u003e - the pointer gives a visible indication.\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eAvoid battery replacement\u003c\/strong\u003e - the mechanical gauge does not use a battery.\u003c\/li\u003e\n\u003cli\u003e✅ \u003cstrong\u003eFit a compact display area\u003c\/strong\u003e - the approximately 57 mm body is easy to compare with the intended space.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eA Humidity Indicator, Not a Humidifier\u003c\/h2\u003e\u003cp\u003ePosition the gauge in a suitable location and allow it to settle before comparing readings. For storage where humidity matters, use an appropriate calibration or reference check rather than assuming the dial is laboratory-accurate.\u003c\/p\u003e\u003cp\u003eThe gauge displays an indication; it does not add or remove moisture. No independently verified accuracy class or weather rating is claimed. A humidifier, humidor or storage box is not included.\u003c\/p\u003e\u003cimg style=\"max-width:100%\" src=\"https:\/\/ae01.alicdn.com\/kf\/S50a08e14159c48af8ae33e0257c7b946Y.jpg\" slate-data-type=\"image\"\u003e\u003cimg style=\"max-width:100%\" src=\"https:\/\/ae01.alicdn.com\/kf\/S13c86fdbe0cb431c9926f4581a526f58W.jpg\" slate-data-type=\"image\"\u003e\u003cimg style=\"max-width:100%\" src=\"https:\/\/ae01.alicdn.com\/kf\/S8135091a6b0049118c5ad04af75ca7e5p.jpg\" slate-data-type=\"image\"\u003e\u003cimg style=\"max-width:100%\" src=\"https:\/\/ae01.alicdn.com\/kf\/S82a9558ca99c4a5aa0e5382286bd37a2s.jpg\" slate-data-type=\"image\"\u003e\u003cimg style=\"max-width:100%\" src=\"https:\/\/ae01.alicdn.com\/kf\/S111bbe3018cd44da80e699a0d335833ab.jpg\" slate-data-type=\"image\"\u003e\u003cimg style=\"max-width:100%\" src=\"https:\/\/ae01.alicdn.com\/kf\/S073aca67e6ec473593c5bed816e830eck.jpg\" slate-data-type=\"image\"\u003e\u003cimg style=\"max-width:100%\" src=\"https:\/\/ae01.alicdn.com\/kf\/S58eed468a2b14df39fc43e4b215fd6c4T.jpg\" slate-data-type=\"image\"\u003e\u003ch3\u003eTechnical details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eType: mechanical hygrometer.\u003c\/li\u003e\n\u003cli\u003eFinish: silver.\u003c\/li\u003e\n\u003cli\u003eBody material listed: aluminium alloy.\u003c\/li\u003e\n\u003cli\u003eApproximate diameter: 57 mm.\u003c\/li\u003e\n\u003cli\u003eApproximate thickness: 12.5 mm.\u003c\/li\u003e\n\u003cli\u003ePackage: one gauge.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eAdd a simple visible humidity reference to your suitable storage setup.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Spy-shop.com","offers":[{"title":"Default Title","offer_id":64096239518026,"sku":"1005006582799838-Default Title","price":29.98,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0764\/5980\/2954\/files\/S13c86fdbe0cb431c9926f4581a526f58W.webp?v=1792964761","url":"https:\/\/spy-shop.com\/bg\/products\/57mm-hygrometer-mechanical-no-battery-portable-accurate-durable-indoor-outdoor-humidity-meter-with-magnetic","provider":"Spy-shop.com","version":"1.0","type":"link"}