Discover the ultimate tool for testing and monitoring USB devices with our USB Tester. Featuring a 2.0 in. TFT LCD display, this device integrates USB-A, Micro-USB, and Type-C interfaces, making it a versatile choice for any tech enthusiast. It functions as a USB voltage and current detection meter, equipped with app software for enhanced functionality. The tester also includes a mobile communication terminal with a gravity sensor and a fast charging trigger, ensuring you stay connected and powered up. With its external 16-bit ADC and PD protocol physical chip, this multifunction USB digital tester monitors voltage, current, power, resistance, capacity, and D+/D- voltage, providing comprehensive testing for fast charging protocols. It supports a wide range of protocols including QC2.0/QC3.0, FCP/SCP, AFC, PD2.0/3.0, VOOC/WARP, and Super VOOC 1.0/2.0, all with automatic monitoring and MTK-PE automatic detection.