["EBC-A20 Battery Tester 85W Lithium Lead-acid Batteries Capacity Test 5A Charge 20A Discharge Support PC Software Control\n\nDescription:\n brand new, high quality\nFeatures:\nEBC-A20 is a battery tester with charge and discharge fanction, applicable to test the capacity of lithium and lead-acid (charging 5A, discharge 20A, maximum power 85W), support separate charge and discharge and charge-discharge-charge test. It may be connected to the computer, can repeatedly charge and discharge and has extended functions through online software.\nThis model does not support NiMH, NiCd charging\n\nSpecification:\nModel: EBC-A20\nMaterial: Electronic component\nSize: approx.15x18cm / 5.91x7.09in\nColor: White\nPower supply: DC19-20V, 3.5A or more\nVoltage setting: Discaharge: 0.00-30.00V, the minimum step 0.01V\nCharge: 0.00-18.00V, the minimum step 0.01V\nCurrent setting: Discharge: 0.10-20.00A Minimum step 0.01A (Automatic limit current when power is overrun)\nCharge: 0.10-5.00A Minimum step 0.01A (maximum current is affected by supply current)\nMode setting: DSC-CC: discharge current is constant, used to test battery capacity or supply current\nDSC-CP discharge power is c onstant, used to simulate constant power equipment or test power\nCHG-CV: constant current constant voltage charging, applicable to test lithium and lead-acid\nAutomatic charging & discharging: support automatic charging-discharge-charging mode, used to test battery capacity\nVoltage test: 0.000-4.500V (low pressure) accuracy to 0.003V, error ± 0.5%\n4.50V-30.00V (high presure) accuracy to 0.01V, error ± 0.5%\nCurrent test: 0.10-20.00A, accuracy to 0.01A, error ± 0.5%\nCapacity test: 10Ah, the resolution of 0.001Ah\n10Ah-100Ah, the resolution of 0.01Ah\nabove 100Ah, the resolution 0.1Ah\nConnection: four-wire detection, voltage and current channel separate wiring, to ensure measurement accuracy\nLCD display: voltage, current, capacity, for time, power, energy test data\nComputer Online: dedicated USB to TTL serial port (Mini USB port, not an ordinary USB cable) computer control, curve plotting, calibration benchmarking, firmware upgrade, cycle charge / discharge etc.\nQuantity: 1 Pc\n\nNote:\nTransition: 1cm = 10mm = 0.39inch.\nPlease allow 0-1cm error due to manual measurement. Pls make sure you do not mind before you bid.\nDue to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!\n\nPackage Includes:\n1x Tester\n1x Online line\n1x Test lines\n1x Power cord (other accessories demo in the picture is not included.)"]