UPGRADED USB POWER TESTER: The USB tester supports PD3.0/PD2.0, QC3.0/QC2.0 and can monitor Voltage, Current, Capacity, Electric Quantity, Power, Temperature, Resistance, Charging Time and other data of the USB or type C Devices to timely maintain and protect your device well. If you have problem with user manual, please contact seller. Note:it may be not suitable for the elderly people.

IPS HD MULTIPLE COLOR SCREEN: The new upgraded USB power meter adopts multiple interfaces (USB input/output, Type-C input/output and Micro USB input) and IPS HD color screen, offer 8 LCD main color screen display interfaces, clearer and more delicate. Easy to distinguish due to the display data with different colors. The screen can flip 180 degree like your smartphone but need to set first!

PROFESSIONAL SAFETY GUARD: Featured with over-voltage protection, over-current protection, under-voltage protection, low energy protection and alarm system. This upgraded USB C tester supports adjusting voltage and current for protecting against its damage and will automatically cut off the output and alarm to remind when its input reaches the set value.

MULTIFUNCTIONAL OTG ADAPTER: The USB tester equips with a OTG adapter. Support charging two devices simultaneously! Due to PD protocol quick charging mode measurement technology, it supports iPhone X mobile phone. (Support iphone 8/8P/iPhone Xs quick charging). It also can be applied to test other type C devices, such as Samsung Galaxy S9 Plus, Google ChromeBookPixel, OnePlus, HuaWei P9, ect.

BUY IT WITH CONFIDENCE: Your warranty takes effect as soon as you place an order. All Hommie products are fully tested, if you receive an defective USB Tester or you have any problems with it, please contact us in the first place to get efficient customer service for replacement or other assistance.