EBC-A20 Battery Tester 85W Lithium Lead-acid Batteries Capacity Test 5A Charge 20A Discharge Support PC Software Control Description: brand new, high quality Features: EBC-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. This model does not support NiMH, NiCd charging Specification: Model: EBC-A20 Material: Electronic component Size: approx.15x18cm / 5.91x7.09in Color: White Power supply: DC19-20V, 3.5A or more Voltage setting: Discaharge: 0.00-30.00V, the minimum step 0.01V Charge: 0.00-18.00V, the minimum step 0.01V Current setting: Discharge: 0.10-20.00A Minimum step 0.01A (Automatic limit current when power is overrun) Charge: 0.10-5.00A Minimum step 0.01A (maximum current is affected by supply current) Mode setting: DSC-CC: discharge current is constant, used to test battery capacity or supply current DSC-CP discharge power is c onstant, used to simulate constant power equipment or test power CHG-CV: constant current constant voltage charging, applicable to test lithium and lead-acid Automatic charging & discharging: support automatic charging-discharge-charging mode, used to test battery capacity Voltage test: 0.000-4.500V (low pressure) accuracy to 0.003V, error 0.5% 4.50V-30.00V (high presure) accuracy to 0.01V, error 0.5% Current test: 0.10-20.00A, accuracy to 0.01A, error 0.5% Capacity test: 10Ah, the resolution of 0.001Ah 10Ah-100Ah, the resolution of 0.01Ah above 100Ah, the resolution 0.1Ah Connection: four-wire detection, voltage and current channel separate wiring, to ensure measurement accuracy LCD display: voltage, current, capacity, for time, power, energy test data Computer 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. Quantity: 1 Pc Note: Transition: 1cm = 10mm = 0.39inch. Please allow 0-1cm error due to manual measurement. Pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package Includes: 1x Tester 1x Online line 1x Test lines 1x Power cord (other accessories demo in the picture is not included.)