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
 *Low battery alert
 *Manual off at any time

Specifications：
Digits LCD with backlight
Measuring range：
        0.00-2.00%    (d)
        0.0-90.0%      (s)
Measuring condition：
        Temperature:0-60°C
        Humidity:<90%RH
Resolusion:0.1 or 0.01
Accuracy: ± 0.5%n
Power supply:
        9V battery (6F22)
Dimensions:
        160mm×60mm×25mm
Weight:203g (not including batteries)