1. Real-time detection of the state of charge of the appliance, voltage, current, power and other indicators; 2. Tester is widely used in the quality inspection of 3C digital and peripheral products of Type-C/USB interface.It is the first for electronics enthusiasts; 3. It adopts 0.96 inch IPS high-definition color liquid crystal display, which can be connected in two directions, 160 degree wide viewing angle, high brightness and long working life. 4. Support the identification of QC2.0, QC3.0, PD, quick charge protocol; 5. Internal use of professional instrument sampling circuit, coupled with unique precision algorithm, ensures the accuracy and stability of the product at the hardware and software level; 6. With power-off storage function, when the mobile power is cut off, it can capacity and energy data, which is convenient for subsequent viewing, and is convenient for measuring the energy capacity of the mobile power source; 7. Can help us clearly understand the load resistance and current discharge power, and better understand the range of use of the load. Voltage: 4-30V Current: 0-6.5A MAh: 0-999999MAH Milliwatt hour: 0-999999MWH Timing: 0-99 hours Power: 0-200W Charging resistance: 0-999.9 ohm Grouping: 1-9 group Internal temperature: 0-80 degrees Colour:White :plastic Package Contents: 1 x USB 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 a little different from the real thing. The measurement allowed error is +/- 1-3cm.