1、Wide in Range: Comes with high accuracy, the temperature humidity sensor has wide test range of ‑40~120℃ and 0‑99.9%RH, very reliable. 2、Stable Output: Thanks to the digital conditioning circuit, the probe sensor can turn the test result into stable 4‑20mA signal output. 3、Broad Utility: Allows for wide application in data detection, outdoor greenhouse, collection, warehouse storage, building automation, etc. 4、Reliable Work: IP68 multi layer waterproof protection, 45 degree angle impact resistance, detachable anti blocking design, very durable. 5、Easy to Install: Light in weight and compact in size as well, the temperature humidity sensor probe is very convenient to install. Item Type: Temperature Humidity Sensor Model: FG6020 Power Supply: 15-30V DC Output Signal: 4-20mA Current Signal Accuracy and Range: Temperature: ±0.5℃. Humidity: ±3%RH Temperature: -40~120℃. 0~50 ℃ default, -20~80℃, -40~6 ℃. Humidity: 0-99.9%RH Wire Description: Red: Power Supply, 15-30V DC. Yellow: Humidity Current Signal Output White: Temperature Current Signal Output Black: Negative, grounding. 1 x Temperature Humidity Sensor 2 x Screw 2 x Wall Plug 1 x Pin Ejector 2 x Accessory