Descirption: 100% brand new and high quality Features: 1. Compatible with four major online APPs, includes PC Bluetooth-compatible wireless and data cable wired connection 2. Simultaneously compatible with four major discharge modes (constant current, constant power, constant resistance, and constant voltage full coverage) 3. At the same time compatible with both Bluetooth-compatible wireless and wired connection The high-power and large-discharge tube discharge test summarizes hundreds of large-scale instrumentation circuit principles and evolutionary extractions. All the major advantages are integrated into one screen. The discharge aging screen displays a variety of parameters. The test is convenient, fast and powerful ! 4. At the same time compatible with various DC power adapters, battery capacity, charger discharge and aging 5. With external wired NTC temperature probe to achieve internal and external dual temperature measurement, suitable for more occasions!Three intelligent safety protections, real-time monitoring of the status of the discharge tube, safe and reliable! Specification: Test voltage: 2~200V Working current: 0.2~20A DL24 Discharge Power: Voltage Current