ThermoPro TP55 2 Pieces Digital Hygrometer Indoor Thermometer Humidity Gauge with Large Touchscreen and Backlight Temperature Humidity Monitor

Backlight & Touchscreen: Humidity meter with large, 4-inch-LCD display features backlight and touchscreen, making it easier to read in dim light conditions and allows for simple operation
High Accuracy: Features a high accuracy that is within ±1°F/°C and ±2%–3% relative humidity (RH), making this room thermometer indoor ideal for use in the living room, baby room, kitchen, greenhouse, guitar room, office and cellar
Responsive Readings: Humidity reader indicates current air conditions to help you implement proper humidity control that can help benefit your skin and alleviate allergies and other health problems
Max & Min Records: Digital thermometer indoor displays MAX & MIN humidity and temperature records and trends every 10 seconds, allowing you to adjust your thermostat or humidifier accordingly
Multiple Placement Options: Wall thermometer indoor features tabletop stand, wall mount and built-in magnet that allows it to be used in any type of room; °F/°C selectable; Powered by 2 AAA batteries (included)