Real-time detection of the voltage, current, power and other data will be clear at a glance Adopt exquisite SMAT technology, can measure USB powered devices and is compatible with the QC2.0/QC3.0 fast charge test Suitable for most applications, such as phone, power bank, pad, other electronic products Small size, portable to carry, no extra power required The shell is made of high quality ABS material, high strength, good transparency