1.Qianli YCS LT1 LT2 Power Supply DC Diagnosis Instrument for Phone Boot Test Cable With Type C Interface Fast Charger Power Met.. 2. 1 year warranty. solated power supply DC diagnostic instrument Numbers and pointers are on the same dial surface, rejecting the separate use of one heart and two purposes, and the voltage, pointer current, and digital display current are displayed on the same screen The sensitivity of the mechanical watch without delay + the precise value of the digital display Reserved expansion card slot, is the header, not just the header The industry's first independent power supply design, does not take power from the circuit under test, more accurate The current of all power-consuming components is provided by the Type-C interface, which does not pollute the current and voltage under test Optional expansion card set to solve various maintenance pain points The expansion card corresponds to the USB port, and the expansion card can be automatically activated by connecting to the corresponding interface. Compatible with notebook power cord (with USB to Type-C head) Voltage range indicator light Below 5V: Green light is always on 5~9V: Green light flashes slowly Above 9V: Green light flashes quickly

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