EBD-A20H 30V 20A Battery Tester, 200W Battery Capacity Tester Electronic Load w/Multiple Discharge Mode Corded Electric Battery Discharge Tester Paint Spraying Power Supply Tester Connect to Compute

【High Accuracy &Automatic Discharge】The LCD shows voltage, current, capacity, time, power test data, energy, and other test data along with four-wire detection that adopts separate wiring of voltage and current channels, ensuring measurement accuracy. &It applies to nickel hydrogen, nickel-chromium, lithium, iron lithium, and lead acid and also supports automatic discharge mode for testing battery capacity. 【Details】Test Clips: The 2 pairs of test clips are for convenient operation. And you don’t need to buy them additionally, saving you money. Long Power Cord: The 4.9ft power cord allows you to have plenty of disposable lengths, thus reducing the limitation when you use it. Anti-slip Feet: The four anti-slip feet effectively make it stand stable without easily slipping and prevent it from scratching the surface. 【Safety Protection &Efficient Heat Dissipation】The over-voltage protection, overheat protection, over-current protection, and anti-reverse connection protection ensure your safe use of this machine. &This machine adopts a double-side fence heat dissipation design and a built-in cooling fan with a temperature sensor, allowing for a good heat dissipation effect and extending its service life. 【Multiple Functions &Simple Operation】With a dedicated USB to TTL serial port (Aviation plug interface, non-ordinary USB cable), it supports computer control, curve drawing, automatic current testing, calibration of measurement benchmarks, and upgrading of device firmware. &With convenient buttons, a setting knob, clear marks, practical accessories, and a manual for your reference, you can have a simple operation. 【Premium Material &Compact Size】This battery capacity tester is made of high-quality iron, making it strong and durable. Because of its smooth surface with a painting treatment, you can wipe the dirt from this machine with a soft cloth. &The compact size(7.87*5.9*3.54 inches) means this machine won’t occupy your space, so you can put it in any small corner.