General description 2 in 1 LCD digital thermometer and hygrometer for indoor and outdoor use with a compact and elegant design. Easy to carry and install; can be hung on the wall or placed on a desk. Large LCD display with switchable temperature display for clear data visibility. Multiple functions to check maximum or minimum indoor/outdoor temperature and humidity simultaneously. Ideal for home, office, or greenhouse use. Technical specifications Measuring range: Indoor temperature: -10℃~+50℃ (-14℉ ～+122℉) Outdoor temperature: -50~70℃ Temperature accuracy: ±1.0℃ Humidity range: 20%RH-99%RH Humidity accuracy: ±5% Body size: 150 × 88 × 24mm Power: 1.5V battery, 1 AA battery (not included) Usage Displays indoor and outdoor temperature and humidity simultaneously. Allows saving or deleting the last minimum and maximum temperature or humidity readings. Features Celsius/Fahrenheit switching display.