digital humiidty meter ht6290

when there are a lot of water vapor in the air when we say that the air is humid.the meter is widely used in workshops, offices, plantes, libraries, computer stations, laboratories and warehouses.
model:ht6290

product info: separate sensor
measuring range: humidity 0-100%
temp –10-65℃
resolution: 0.1
accuracy: humidity 2.5%±1%rh
temp ±0.5℃
power supply: 4×1.5v aa (um-3) battery
dimensions: 160x68x32mm
weight (not including probe):202g