Good heat dissipation effect, using intelligent temperature controlled fans and all aluminum heat dissipation fins USB intelligent electronic load can be used as a regular electronic load or as a USB electronic load. It can deceive and support the QC2.0/Q C3.0/AFC/FCP fast charging protocol, trigger and output various voltages such as 5V/9V/12V/20V Adopting LCD display, friendly human-computer interaction interface, and excellent performance indicators to meet diverse testing needs The product is equipped with reverse protection, and reverse connection does not burn Multiple functions are suitable for a variety of testing environments, whether it's performance testing by digital players or product aging by factories, machine! Specifications Model Number: Electronic Device Battery Tester type1: usb tester type2: electronic load type3: usb electronic load Color: as shown Material: PCB Specification: 25W Package Contents: 1 * Voltage Capacity Tester Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.