Product DescriptionEBC-A20 is a battery tester with charge and discharge function. It is suitable for lithium battery/lead acid capacity test (charge 5A, discharge 20A, maximum power 85W), support separate charging, discharging and charge and discharge test, support connection The computer can be recharged and refilled multiple times with online software and has more extended functions.Parameter: Power supply mode: DC19V-20V, current above 3.5A. Voltage setting: 0.00-30.00V, minimum step 0.01V (maximum voltage is 18V when charging)Plug Type:US Plug,it applies to Canada, India,Mexico, Thailand, the United States, the Philippines,Taiwan and so on.Current setting: Discharge: 0.10-20.00A, minimum step 0.01A (automatic current limit when power exceeds limit) Charging: 0.10-5.00A, minimum step 0.01A (maximum current depends on supply current)Color as shownmaterial: plasticMode setting:DSC-CC (constant current discharge): constant discharge current for testing battery capacityDSC-CP (constant power): constant discharge power for simulating constant power equipmentCHG-CV (constant pressure charge): constant current and constant voltage charge, support lithium battery and lead acidAutomatic charge and discharge: support automatic charge-discharge-charge mode, test battery capacityVoltage measurement:0.000-4.500V (low pressure), accurate to 0.003V, error 0.5%4.50V-30.00V (high pressure), accurate to 0.01V, error 0.5%Current measurement: 0.10-20.00A, accurate to 0.01A, error 0.5%Capacity measurement:Within 10Ah, resolution 0.001Ah10Ah-100Ah, resolution 0.01AhAbove 100Ah, resolution 0.1AhWiring method: four-wire detection, voltage measurement and current channel separate wiring to ensure measurement accuracyLCD display: test data of voltage, current, capacity, time, power, energy, etc.Computer connection:Dedicated USB to TTL serial cable (MiniUSB port, not ordinary USB cable)Computer control, drawing curves, calibrating measurement benchmarks, upgrading device firmware, cycling charge and discharge, etc.Note:This model does not support Ni-MH or Ni-Cd charging.Package Contents:1x tester1x Online line1x test lines1x power cordOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.