Geevon WS0190-3TX Indoor Outdoor Thermometer Wireless with 3 Remote Sensors

Features:

• Accurate Temperature & Humidity Readings
  Remote thermometer with wireless outdoor and indoor capabilities features a large LCD, measuring real-time temperature and humidity, as well as past 24 hours' Max/Min records and trends arrows. Assess historical data and refer to the Comfort Indicator to quickly know your home's living conditions. Works with the hi/lo temperature and humidity alert function, helping create a healthier lifestyle.
• 5-inch Large Display with Backlight
  Wireless temperature and humidity monitor with USB power feature, which will keep the backlight on. The display is compact and easy to read with black, bold numbers. With the tabletop or wall-mountable design, you can place it in a location that is accessible and easy for you to view. 
• Come with 3 Wireless Sensors
  Indoor/outdoor thermometer with wireless multiple sensor support, allowing connection to display readings from up to 4 different locations simultaneously, up to 60m apart (Wireless Frequency: 433 MHz). Monitor your whole home, basement, or greenhouse confidently with our digital temperature and humidity gauge.
• Wide Measuring Range
  Wireless indoor outdoor thermometer hygrometer measures inside temperature from 50°F ~ 140°F(-10°C ~ 60°C) , and outside temperature from -58°F ~ 158°F(-50°C ~ 70°C) with ± 1.8°F /1°C accuracy. The indoor and outdoor humidity range is 20%-95% with ± 5% accuracy. (Wet: humidity﹥70%; COM: 40%≤humidity≤70% & 20°C≤Temperature≤28°C); DRY: humidity﹤40%. )
• Max/Min Record & Temp Alert
  Digital indoor outdoor thermometer for home features Max/Min and Alarm functions on both in/out temperature and humidity. The Max&Min data will update every 24hrs and you can press the “MEM” button to switch between ℃ and °F. With an audible alarm, you can set the maximum and minimum temp and humidity alert values manually. It will ring when the value reaches the point of pre-set max or min alarm values.
• Multiple Applications
  Geevon 4 channel indoor outdoor thermometer can be placed on the desk or hung on the wall as you like. You can place it in your bedroom, baby room, wine cellar, basement, garden, greenhouse, grow tent, or office. The base station is powered by 2 AA Battery, and the remote sensor is powered by 2 AAA Battery(Not Included). Please let us know if there are any problems with the weather thermometers, we will do our best to solve the problem for you.