Check the listing for details. VIVOSUN Temperature&Humidity Sensor Probe,Waterproof Stainless Steel,THB1, 12ft. Condition: New. Listed at 9.99 USD. About this itemDimensions: Total Length: 12 feet (Sensor Head: 2 inches); 2.5mm Plug; -40℉-257℉ (-40°C-125°C) Temp Measurement Range; 0-100% RH Humidity Measurement RangePremium Material: The sensor head has a premium stainless steel housing, providing waterproof, moisture-proof and anti-rust properties; Durability is further enhanced by the gold-plated 2.5mm plug, ensuring a stable connectionWaterproof: With an IP65 waterproof rating, this sensor can withstand humid conditions, protecting itself from splashes of water and dustUltra Sensitive: With a Swiss-made temp and humidity chip, the sensor delivers stable and reliable performance, providing precise and quick readings even in extreme weather conditionsCompatibility: Works with GrowHub Controller E42/E42A, AeroLab THB1/THB1S, this sensor is perfect for use in both growing and HVAC applications. It detects temperature and humidity changes, provides real-time updates on current climate conditions, and assists in creating a more comfortable environment