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●DC pulse measure mode like battery real working state 
●Special benefit to test online UPS battery with fluctuation charger
●Effective eliminate the AC power supply with stable and accurate reading
●Test range:200mΩ/2Ω/20Ω/200Ω
●Max resolution:0.1mΩ
●4 wire measurement
●Voltage range:0.01V~19.99V
●For Lead -acid,Lithium,Li-ion,Ni-HM and
  other types of batteries used  
●Special benefit to online UPS battery with 
  fluctuation charger