Features:
Its integrative design convenient to carry outside for testing.
Digital display with back light gives exact and clearly reading although you stay at the somber conditions.
It is small in size, light in weight ,easy to carry out for fieldwork if needed.
Auto power off after 5 minutes from last operation.

Specifications:
Digital LCD with backlight
Measuring range:
        5%-40%
Operating conditions:
        Temperature:0-60℃
        Humidity:5%-90%RH
Resolusion:0.1
Accuracy: ± 0.5%n
Power supply:
        4x1.5 AAA size (UM-4) battery
Dimensions:
        460mm×75mm×35mm
Weight:203g (not including batteries)