This indoor outdoor thermometer & hygrometer can provide accurate humidity and temperature readings for both inside and outside simultaneously. With large LCD display for easy reading the data, and it can display the current humidity & temperature, temperature/humidity trend, and record maximum and minimum humidity/temperature.

• Help you monitor indoor/outdoor temperature and humidity in real-time
• Fast response and high accuracy, providing updated and accurate readings
• With large LCD display for easy reading the data, and it features backlight and touchscreen, turn the backlight on/off, making it easy for reading in the dark. (Auto-off after 10s)
• Support ℃/℉ switchable, checking temperature/humidity in the past or last 24 hours, and recording/clearing the maximum & minimum temperature and humidity
• Multiple mounting modes. This thermometer features tabletop, wall-mountable and magnet-mountable design, convenient mounting feature for every type of room
• Comes with a remote sensor for wirelessly tracking indoor or outdoor temperatures, and it can transmit the readings to the connected digital thermometer & hygrometer by using a 433 MHz wire-less signal. Up to 60M/200FT transmission distance
• The remote sensor is equipped with a hanging hole for easy placement, which can be hung on the wall or tree, or placed in a baby's room, bedroom, warehouse or greenhouse
• Both digital thermometer hygrometer and remote sensor are powered by 2 * AAA batterys(not included)

Specifications:

• Material: ABS
• Indoor Temperature Range: -4℉~158℉（-20℃~70℃）
• Outdoor Temperature Range: -40℉~158℉（-40℃~70℃）
• Temperature Accuracy: ±1℃
• Temperature Resolution: 0.1℃/0.1℉
• Humidity Range: 20％~95％
• Humidity Accuracy: ±5%
• Humidity Resolution: 1%
• Transmission Distance (Remote Sensor): 60M/200FT
• Water-resistant Level (Remote Sensor): IPX4
• Powered By: 2 * AAA Batterys (Not Included)
• Item Size (Digital Hygrometer): 114 * 96mm / 4.4 * 3.7in