- Description
*7-MODE USB MONITOR* With 7 different modes, DROK USB tester can be used to measure voltage, amperage, capacitance, power going to your phone/battery pack. One button operation, simple and handy.
*DUAL COLOR LED* Our USB charger tester Red and Blue color dual LED display, which is bright and easy to monitor the charge voltage and current of your digital USB devices to ensure the optimal charge rate.
*DUAL USB OUTPUT* There are two USB output available which can be used simultaneously. Output I can be used for device charging and data transfer, while output II is only for charging your mobile phones, tablet PCS and etc. Output I Support QC 2.0 9V & 12V charging, but don
*DUAL COLOR LED* Our USB charger tester Red and Blue color dual LED display, which is bright and easy to monitor the charge voltage and current of your digital USB devices to ensure the optimal charge rate.
*DUAL USB OUTPUT* There are two USB output available which can be used simultaneously. Output I can be used for device charging and data transfer, while output II is only for charging your mobile phones, tablet PCS and etc. Output I Support QC 2.0 9V & 12V charging, but don
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