1、Real Time Detection, Support Protocols: USB tester real time detection of electrical appliances charging status, voltage, current, power and other indicators, support QC2.0, QC3.0, PD, for SAMSUNG fast charging protocol recognition. 2、Power Failure Storage: USB tester has a power failure storage function, when the mobile power is disconnected, it can store capacity and energy data for subsequent viewing and easy to measure the energy capacity of the mobile power. 3、Superior Performance: USB multifunction tester with IPS HD color LCD display, bi directional connectivity, 160 degree wide viewing angle, high brightness and long life. 4、High Accuracy: The USB C power tester's internal sampling circuitry of professional instruments and unique accuracy algorithms ensure the accuracy and stability of the product at both hardware and software levels. 5、Widely Compatible: USB C power tester is designed with Type C interface, which can be used for Type C interface 3C digital and peripheral products, such as cell phones, laptops, chargers, car chargers, etc. Item Type: USB Tester Material: ABS Model: KWS 1902C Display: Color Screen Voltage: 4-30V Current: 0-5.1A Voltage Resolution: 0.002V Current Resolution: 0.002A Power: 0-150W Capacitance: 0-999999mWh Load Resistance: 1-9999.9Ω Energy: 0-999999mWh Temperature: 0-80℃ Timing: 0-99h Interface: USB C 24pin Test Direction: Bidirection 1 x USB Tester