Hygrometer Thermometer Electronic Temperature Greenhouse Heating, Cooling & Air Quality for Indoor Thermometers Review

Enough quantity: you will get 8 pieces mini hygrometer thermometers in the package, 4 pieces black and 4 pieces white in round and square shape, enough quantity and different colors are meeting for your daily house needs. Product dimension: our electronic temperature humidity meters gauges have 2 different sizes, the square one measures approx. 4.6 x 2.8 x 1.5 cm/ 1.89 x 1.1 x 0.6 inch, and the round one is about 4 cm/ 1.6 inch in diameter, the small size is convenient for you to use and carry. Measuring range: our digital hygrometer monitor will test the temperature and humidity for every 10 seconds, its temperature measuring is from 58 to 158 degrees Fahrenheit and humidity measuring range is from 20 to 90 percents RH, temperature measurement accuracy: ±2°F; Humidity measurement accuracy: ±5% RH, with high accuracy, clear to display and easy to read. Easy installation: Put to the back of the product and push opening the battery cover in the direction indicated by the arrow, then put 2 pieces LR44 batteries (or AG13) in to the slot, the square one needs 2 pieces batteries, only Fahrenheit (F) display, the round one just needs 1 piece battery, both Fahrenheit and Celsius can display, and temperature and humidity display the same size of figures. Wide application: the LCD display indoor outdoor hygrometer thermometer can be applied to measure temperature and humidity of jar, canning jars, guitar cases, greenhouse, bedroom, kitchen and office, you can use for many occasion when you need it.