Hygrometers, Thermometers -Digital Hygrometer Hygrometer Highlights Generic Brand Hygrometer Digital Hygrometer Description: Features: Indoor Thermometer Hygrometer for Bedroom, with Built-in Probe Temperature Measurement Range: -50 - 70 Temperature Measurement Accuracy : 1.0 Temperature sampling cycle: 10 seconds Relative humidity test range: 10% - 99% Humidity resolution: 1% Humidity measurement accuracy: 5% (at room temperature 25) Display resolution: 0.1 Display: LCD Battery: 2 x DC 1.5V AG13 button cell batteries (not included) Specification: Plastic: plastic Color: black Size: approx. 48 x 28.6 x 15.2mm / 1.89 x 1.13 x 0.60in LCD screen size: approx. 35.7 x 16.8 mm / 1.41 x 0.66 inch Cable length: approx. 1.5m / 4.92ft Use medium: Put on the water tank you want to measure. Indoor temperature and humidity display. Default Celsius temperature. When the measured temperature is lower than -50, display LO. When the measured temperature is over 70, display HI. Package Include: 1 Piece Digital Thermometer Hygrometer Note: The color may have different as the difference display, pls understand. Please allow 1-3mm error due to hand test.