EBC-A20 is a battery tester with recharge and discharge function, it can be used to test the capacity of lithium battery and lead acid battery (5A recharge, 20A discharge, maximum power is 85W), supports separate recharge and discharge and recharge-discharge-recharge test. It can be connected to computers, can charge and discharge repeatedly, and has expanded functions via online software.Features:Compact size, lightweight and portable, resistant to wear and can provide long service time. Large LCD display, you can clearly see the voltage, current, capacity, time, power, energy and other test data. br/>Recharge 5A, discharge 20A, maximum power is 85W.< br />3 adjustable working modes, you can set DSC-CC, DSC-CP, CHG-CV according to your needs.Multifunctional, it can be used to test battery capacity, simulate equipment to Constant power and test lithium and lead-acid battery. Supports separate charging and discharging and charging-discharging-recharging testing. Two configurations optional, you can choose according to your demands.Specifications:Name: Battery TesterModel: EBC-A20 Material: Aluminum alloyConfiguration: Single configuration, EU-Plug standard configuration, US-Plug standard configuration (optional)Voltage adjustment: Discharge: 0.00-30.00 V, minimum step 0.01 V Recharge: 0.00-18.00 V, minimum step 0.01 V Current setting: Discharge: 0.10-20.00A Minimum step 0, 01A (automatic limit current when power exceeded) Recharging: 0.10-5.00 A Minimum step 0.01 A (maximum current is less than the supply current when the voltage is higher than 10V) Mode setting: DSC-CC: the discharge current is constant, it can be used to test the battery capacity DSC-CP discharge power is constant, used to simulate high-power equipment constant CHG-CV: constant voltage constant current charging, applicable for testing lithium and lead-acid batteryAutomatic recharge and discharge: support "automatic recharge - discharge - recharge mode ", it can be used to test the battery capacity />Voltage test: 0.000-4.500 V (low pressure gear) accuracy at 0.003 V, error +0.5% 4.50V -30.00V (high pressure gear) accuracy at 0.01V, error +plusmn; 0.5%Test current: 0.10-20.00 A, accuracy at 0.01 A, error +plusmn; 0.5%Capacity test: 10 Ah, resolution is 0.001 Ah; 10Ah-100Ah, the resolution is 0.01Ah Above 100Ah, the resolution is 0.1AhConnection: Four-wire detection, voltage test and current channel are separate wiring, to ensure measurement accuracyLCD display: voltage, current, capacity, time, power, energy and other test dataC-online computer: dedicated USB to TTL serial port (mini USB port, not ordinary USB cable) c-computer control, curve plot, calibration, firmware upgrade, cycle recharge/discharge etcPackage size: 280 * 240 * 150mm / 11.02 * 9.45 * 5.91inPackage weight:Single configuration: 1200g / 2.65lbStandard configuration: 1800g / 3.97 lbPacking list (single configuration): 1 * battery tester1 * test linesOR Packing list (standard configuration):1 * Battery tester1 * test lines1 * USB to TTL serial port line1 * 19V 4A S power supply