PATIKIL 1.1Inch Round Indoor Outdoor Hygrometer, Mini Humidity Monitor Gauge No Battery Required for Greenhouse Office Room, Silver

• Humidity Measurement Range: 0% to 100%RH; Humidity Resolution: 2%RH; Overall Size: 28 x 9 mm/ 1.1 x 0.35 inch (Dia.*H)
• Advantage: 1. The outdoor hygrometer is made of durable metal and plastic, good weather resistance, lightweight, portable and carry around in a pocket, can be used for a long time. 2. The hygrometer is divided into 3 intervals (Very dry: 0%-40%RH, Normal: 40%-70%RH, Humid: 70%-100%RH) to let you know whether you need to take humidification or dry measures.
• Instruction: The humidity monitor does not need manual calibration, no battery, energy saving and environmental protection.
• Application: This is a mini round hygrometer with a clear number scale to facilitate real-time monitoring of weather moisture conditions to maintain humidity balance. It is widely used in room, bedroom, office, cars, planting, greenhouses, gardens, courtyards, kitchens, factories, warehouses, etc.
• NOTE: 1. Humidity measurement accuracy: ±7%RH 2. Do not place the hygrometer in direct sunlight place and water. C° = 5×（F- 32）/9，F° = 9×C /5+32

This is a mini round hygrometer with a clear number scale to facilitate real-time monitoring of weather moisture conditions to maintain humidity balance. It is widely used in room, bedroom, office, cars, planting, greenhouses, gardens, courtyards, kitchens, factories, warehouses, etc. Specification: Color: Silver Tone Material: Metal, Plastic Humidity Measurement Range: 0% to 100%RH Humidity Resolution: 2%RH Overall Size: 28 x 9 mm/ 1.1 x 0.35 inch (Dia.*H) Packing List: 1 x Indoor Outdoor Humidity Meter Advantage: 1. The outdoor hygrometer is made of durable metal and plastic, good weather resistance, lightweight, portable and carry around in a pocket, can be used for a long time. 2. The hygrometer is divided into 3 intervals (Very dry: 0%-40%RH, Normal: 40%-70%RH, Humid: 70%-100%RH) to let you know whether you need to take humidification or dry measures. Instruction: The humidity monitor does not need manual calibration, no battery, energy saving and environmental protection. NOTE: 1. Humidity measurement accuracy: ±7%RH 3. Do not place the hygrometer in direct sunlight place and water. C° = 5×（F- 32）/9，F° = 9×C /5+32