Very easy to use
Fits comfortably in the hand
One monitor to measure many indoor air pollutants
Changing sensors takes seconds and can be done anywhere
Recalibrate sensor in the field or by returning to the factory
Lithium battery allows a full 8 hours in the field
Large display gives min., max. and average readings
Alarms and analogue output for responding to events
>>> Series 900 ở Hà Nội