Lithium Battery Handheld Mini Coal Mine Electronic Anemometer 1.battery voltage 3.7V 2.battery capacity:1400mAh

 Lithium Battery Handheld Mini Coal Mine Electronic Anemometer

Usage

Electronic anemometer CFD-D-Z is suitable for airflow measurement in coal mine with explosion hazard and tunnel, workshop, ocean and other safety places. This product is divided into CFD-D and CFD-Z.

Technical Parameters

Item	CFD-D	CFD-Z
Measure Scope m/s	0.3~5	5~25
Starting Speed m/s	0.3	0.5
Absolute Value Error m/s	≤0.2	≤0.3
Ambient Operating Temperature 0C	-20~70	-20~70
Relative Humidity %	≤98%	≤98%
Working Voltage V	2.0~3.0	2.0~3.0
Working Current mA	20	20