1Multifunctional: This temperature and humidity detector can measure relative humidity, temperature, ambient temperature, ambient humidity, wet bulb temperature, dew point temperature, etc. 2High Accuracy: Our temperature humidity detector uses a high accuracy digital sensor that can do the switching between dew point temperature and wet bulb temperature during measurement. 3Light Weight: This high accuracy temperature humidity detector is light weight and very portable, you can take it with you at any time while you are working. 4ABS Material: Our high accuracy temperature and humidity detector is made of ABS material with excellent craftsmanship, safe and practical. 5Wide Range of Uses: Suitable for planting, breeding, industrial production, laboratories and other fields of temperature humidity tester is an instrument often needed by producers in many fields. Item Type: Temperature Humidity Meter Model: HT607 Material: ABS Battery: 1.5V AAA batteries x 3 (shipping without batteries) Use: Applicable to planting, breeding, industrial production, laboratory and other areas of temperature and humidity detector is a number of areas of producers often need an instrument. Basic Parameters Ambient Temperature Range: -20.0 to 60.0 (-4.0 to 140.0) Accuracy: 0.0 to 45.0 (32 to 113) 1.0 or 2.0 Resolution: 0.1 or 1 Ambient Humidity Range: 0.0% to 99.9%RH Accuracy: 20% to 80%, 3.0%RH Others: 4.0%RH Resolution: 0.1 Wet Bulb Temperature Range: -20.0 to 60.0 (-4.0 to 140.0) Accuracy: 0.0 to 45.0 (32 to 113) 1.0 or 2.0 Others: 1.5 or 3.0 Resolution: 0.1 or 1 Dew Point Temperature Range: -50.0 to 60.0 (-58 to 140) Accuracy: 0.0 to 45.0 (32 to 113) 1.0 or 2.0 Others: 1.5 or 3.0 Resolution: 0.1 or 1 1 x Temperature Humidity Meter(Shipping Without Batteries) 1 x Storage Bag 1 x Instruction Manual