Introduction:
A 4-parameter measuring instrument designed to provide accurate humidity, dew point and temperature reading results. Equipped with dual display, displaying 2 reading results at the same time. It also have special functions 
such as data hold, MAX and MIN values, backlight and auto power off and operates on three AAA battrries only.
  The VA8010 is a humidity and temperature measuring instrument. It is normally used to measure the humidity 
and temperature in offices, storerooms, buildings and greenhouses.

Specification:
Measure Parameters: ℃, ℉, %RH(relative humidity), td(dew point temperature)
Range: -10...+50℃, +14...+122℉, 0...+100%RH
Resolution：0.1℃, 0.1℉ ; 0.1%RH 
Accuracy: ±1.0℃, ±1.8℉, ±3%RH（5...95%RH）
Sample Rate:1 time sec
Display: 4 digits LCD Display
Auto power off : About 20min
Dimension:121 x 60 x 30mm 
Weight: 180g
Power Supply: DC1.5V (AAA) x 3pcs