Two additional Remote Temperature and Humidity Sensors - Works with Inkbird ITH-20R

Increase your monitoring of your grow room, grow tent or any area with Two additional Remote sensors for the ITH-20R Inkbird Hygrometer. Measurements are critical in helping you make decisions around ventilation, air movement, lighting wattages and other heating and cooling sources in your environment

• Connects to the ITH-20R Inkbird Hygrometer, which can accept up to 3 remote sensors
• Temperature measurement range -20~60°C, accuracy: ±1°C 
• Humidity measurement Range: 10 - 95% RH, accuracy ±5% RH
• Temperature & Humidity data records every 10 seconds 
• Remote sensor transmission frequency: 433MHz
• Remote sensor transmission distance up to 90 metres, obstructions will reduce this distance
• Remote sensor supplied with plug in external probe, this probe can be put into most kinds of liquid to measure the temperature, you can use it in a pool or in a brewhouse. This probe only measures temperature and not humidity
• 2 x AAA 1.5v Batteries required per unit not included with package
• Unit dimensions of remote sensors: 63.5mm x 75mm x 20mm