Keweisi USB Voltage and Current Tester (IN/OUT)

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Description

Description

PRODUCT DESCRIPTION

USB Voltage and Current Tester Kit.
Monitor how well your phone and tablet are charging, as well as your device's current and voltage consumption.
LCD display shows the charging voltage and current between your mobile device, charge cable and charger.
Fast charging capabilities for Apple and Android devices.
LED light indicates whether the voltage (V) is being displayed or the current (A) is being displayed.
Secure charging with public USB ports or when charging with unknown devices.