ETCR4800 Pumping Unit Multimeter simultaneously measurement of the electrical parameters of the oil field: AC current, voltage, frequency, phase between voltage and current, make-break resistance value, maximum current of up and down stroke of pumping unit, stroke ratio, up and down stroke time, stroke times per minute . Judge the working condition of pumping unit, which provides a safe, accurate and convenient oil field instrument for monitoring the electric balance and electric parameters of on-site pumping Wells at any time. Rechargeable nickel metal hydride battery, capacity 1200mAH, equipped with charging interface and charger. The test wire adopts special electric power cable, all the plug of spring rod and crocodile clip have insulated protection. The instrument is insulated with non-slip sheath .USB interface, can store 1000 groups of data, storage data can be uploaded to computer through by system software, realize to data access, read, analyze, save, report and print. Administrator setting function, password entry, including clock Settings, well number Settings, password Settings.