A compact, durable humidity controller for reliable automatic humidity control in humidification and dehumidification applications. Key benefits Keeps relative humidity at your set level to protect products, equipment, or environments without constant manual monitoring. Improves process consistency and product quality by providing fast, sensitive humidity response. Built to last: high-quality electronic components inside a robust, waterproof and dustproof shell for stable long-term performance. Features and specifications Control range: 1% RH to 99% RH, suitable for nearly any humidity control need. Sensor type: high-precision capacitive humidity sensing with high sensitivity for accurate response. Display: 3-bit LED digital tube for clear, easy-to-read humidity measurements. Accuracy: measuring error 0.03, providing high reliability and repeatable results. Construction: rugged, waterproof and dustproof enclosure; durable and stable in use. Compatibility: designed for use with humidifiers, dehumidifiers, dryers, medicine freezers and similar equipment that require controlled humidification or dehumidification. How it solves common problems Reduces spoilage and quality loss by maintaining stable humidity in storage and processing environments. Prevents over- or under-humidification that can damage sensitive products or equipment. Automates humidity control to free staff from continuous checks and manual adjustments. Typical use scenarios Medicine freezer or pharmaceutical storage: maintain precise humidity to protect temperature-sensitive and moisture-sensitive medications. Dehydration and drying equipment: control humidity during drying cycles for consistent product moisture content. Humidifiers and dehumidifiers in workshops, labs, or storage rooms: integrate to achieve steady humidity levels for equipment protection or process requirements. What makes it stand out Very wide measurement and control range (1%–99% RH) combined with a high-sensitivity capacitive sensor. Clear digital readout and low measurement error for dependable monitoring. Robust, waterproof and dustproof housing that withstands demanding environments. Use this humidity controller when you need accurate, durable, and easy-to-read humidity regulation for humidification or dehumidification equipment.