الوصف

working temperature and humidity 0℃–*0℃(*0℉–**4℉) *0%RH(No condensation) Storage temperature and humidity **0℃–*0℃(*4℉–**2℉) *0%RH(No condensation) Zero adjustment Measuring before zero adjustment Preheating time At least *0 minutes 1.2Technical Parameters Impedance measurement accuracy ****0mΩ: �(0.5%of reading*0.*5%of range) resolution0.1mΩ *******0mΩ:�(0.5%of reading *0.*5%of range)resolution1mΩ Voltage measurement Accuracy ***5V: �(0.5% of reading *0.*5%of range)resolution0.*1V Power � 5VDc power/Single day lithium electricity:Nominal voltage：3.7V，Nominal capacity：***0mAh � Can use USB port charging power <2W Temperature effect on accuracy of resistance (�0.*1% rdg. �0.5dgt.)/℃ Impedance measurement current frequency 1kHz�5Hz Temperature effect on accuracy of voltage (�0.**5%rdg.�0.5dgt.)/℃ A/Dconverter Double integral method Display hardware LCD and lights Sampling rate 1.*5group(Resistance and voltage measurements)/second Data transmission USB2.0 Maximum measuring voltage *5V Maximum resistance measurement ***0mΩ Calibration way Automatic calibration Data storage capacity 5 million sets of data can be stored Control interface Provide extendable interface control the mechanical action, test automation weight **0g（Do not contain batteries） Shape dimension **8**2**8(mm)