{"product_id":"10-pack-cj-hr31d-humidity-sensitive-resistor-senso","title":"10 Pack CJ-HR31D Humidity Sensitive Resistor Sensor Module With Shell For Fast Accurate Humidity Sensing In DIY Electronics Projects Dope For Microcontrollers With Broad Humidity Range And Rapid Response No Heating Or Cleaning Durable Shell","description":"\u003cdiv\u003e10-Pack CJ-HR31D Humidity Sensor Module with Shell\u003cbr\u003e\n✔️ Includes 10-pack modules, ready for quick DIY projects \u003cp\u003eThis humidity sensitive resistor module uses the CJ-HR31D element, a polymer-based humidity sensor with a protective shell. It's built for fast, accurate humidity sensing across a broad range and stands up to everyday DIY projects, microcontroller experiments, and environmental monitoring setups.\u003c\/p\u003e \u003cp\u003e✅ Humidity sensing element: organic polymer film with wide range \u003cbr\u003e\n✅ Quota voltage: 1.5 VAC (Max, sine wave); quota power: 0.2 mW (Max, sine wave) \u003cbr\u003e\n✅ Operating frequency: 500 Hz ~ 2 kHz; temperature 0-60°C; RH below 95% RH non-condensing \u003cbr\u003e\n✅ Hysteresis return difference: less than 2% RH; response time moisture absorption less than 20 s; dehumidification up to 40 s; stability up to 1% RH per year \u003cbr\u003e\n✅ Humidity detection accuracy: less than or equal to 5% RH; impedance at 25°C with 60% RH ranges 19.8 kΩ to 50.2 kΩ\u003c\/p\u003e \u003cp\u003e💡 What is a humidity sensor module used for in DIY electronics and climate control?\u003c\/p\u003e\n\u003cp\u003eThese handy devices convert ambient humidity into readable signals that microcontrollers can log, monitor, and control in weather stations, greenhouse automation, or indoor climate systems.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHumidity sensing module used for ambient monitoring and climate control\u003c\/li\u003e\n\u003cli\u003eSealed shell design for rugged use in workshops and industrial environments\u003c\/li\u003e\n\u003cli\u003eLow power operation suitable for battery-powered designs\u003c\/li\u003e\n\u003cli\u003eWide humidity range delivers stable, repeatable readings\u003c\/li\u003e\n\u003c\/ul\u003e \u003c\/div\u003e","brand":"Amazon","offers":[{"title":"Default Title","offer_id":48268459016427,"sku":"VXB0BLGM11HN","price":49.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0662\/3268\/0683\/files\/61DxQt-sgcL.jpg?v=1778752836","url":"https:\/\/vxb.com\/products\/10-pack-cj-hr31d-humidity-sensitive-resistor-senso","provider":"VXB Bearings","version":"1.0","type":"link"}