Digital temperature and humidity meter wet bulb dew point detector The product is shipped based on the color or size of the main image of the product page. Mini humidity temperature meter designed with fashion, small and portable appearance, can be widely used for laboratory, industrial, engineering test and other applications. Features: Measure temperature humidity, wet bulb and dew point temperature. Digital humidity and temperature meter used for a high range of applications, such as industry, agriculture, meteorology, medical, daily life, building engineer, in wine cellar, machine room and data storeroom. MAX / MIN / Data Hold functions, high accuracy fast response. LCD display with backlight for easy operation in darkness. Low battery indication, auto power off, energy saving. Specifications: Material: ABS; Temperature Range: -20~70 / -4~158; Temperature Accuracy: 1 (5~50 / 41~122); Humidity Range: 0~100%RH; Humidity Accuracy: 4%RH (25/77, 10~90%RH), full range accuracy is 5%RH; Dew Point Wet Bulb Range: -20~50; Dew Point Wet Bulb Accuracy: 2 (5~50 / 41~122, 10~90%RH); Max. Response Time: 30s; Operating Current: Approx. 13mA (without backlight), approx. 17mA (with backlight); Power Supply: 3 * 1.5V AAA battery (NOT included); Item Size: 181 * 56 * 33mm / 7.13 * 2.20 * 1.30in; Item Weight: 106g / 3.76oz; Package Weight: 184g / 6.49oz; Package Size: 22.5 * 8 * 4.5cm / 8.86 * 3.15 * 1.77in; Package List: 1 * Digital Thermo-Hygrometer; 1 * User Manual Manual