OLED 128x64 USB Tester DC voltmeter detector charger Phone qc3.0 monitor

Description

Good thing:
Limited time free of charge:
USB Load 1 PCS
(
High-power multi-position
)
This OLED USB tester can monitor voltage, current, capacity, electric quantity,power, load impedance, D +/ D- voltage, charging time and other data of USB, and supports Qualcomm QC3.0 compatible QC2.0, BC1.2, and Apple 2.4A and  other protocol  quick charging voltage ranges.
Capacity, Electrical voltage, time, power cut down memory can save data
key:Function Key Description
Long press: display after-sale interface on the front page; the reset function on the interface of magnification capacity and electric quantity
Double-click: capacity zero clearing
Three-click: electric quantity zero clearing
(electric quantity and capacity with PW CUT MEMORY)
Four-click: cumulative time reset to zero
Five-click: enter into charging timing and cut-off duration settings
Original manufacturers direct sales:
Using has a track record of express logistics transportation, quick and safe &conve-nient, Track the query web site:
www.17track.net/en
https://global.cainiao.com
Of course, the price will be a slightly higher, but you can get a five-star service! Shopping is more safe and more comfortable!
Successful cases:
Matching  adjustable electronic load resistor (current 0-3A).  click here
2016 Nwest Multifunction wide voltage type (3-30V) 0.96" OLED USB  Security Monitor
Voltage, current, capacity, Electrical voltage, power, timing and other data, a screen display, Take-all measure!
Features:
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