USB terminals are one of the most used terminals to power the electronic devices from battery chargers like wall charger and battery banks as they are robust and have been in use for many years now and are mainly used in medical equipment, phone chargers, powering development boards and small battery powered devices like dc motors etc. It is hard to read voltage and current flowing through it if something is not working so this USB Current and Voltage Tester which works as Ammeter and Voltmeter both to determine and debug the USB connector. This dongle plugs between the USB connector and output devices. You can use this device from the 3.5-7VDC input voltage (although most USB devices tend to hover around 4.75 to 5.25) and up to 3A of current. It flips between voltage and current readouts every 3 seconds or so.
USB Current Voltage Tester Specifications
Product Description

To use this device you have to connect the USB port to the charger you want to measure the voltage and connect the USB port of the output device to the output port on the device and read the output from the 7 segment display on the device.
Package Contents
1× USB Current Voltage Tester (USB Voltmeter Ammeter)
Due to the type of products we sell, we accept limited returns. Below are the conditions where we can accept a return request.
If you receive a product damaged during shipment, please notify us within 3 days of receiving the product, supported by proper pictures and a description. Once our support team accepts the return, we will provide a replacement or a complete refund, including the return shipping cost.
If your item looks different from what is shown in the image on our website, we will take the item back and provide a refund or replacement as per your choice.
We don’t accept returns for products damaged due to improper use. Moreover, we don’t accept returns if the ordered product is not suitable for a specific application. Please read the product specifications and datasheet carefully before placing an order. Returns are accepted only within 3 days from the date of delivery.
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For any questions related to shipping, please contact our support team at support@quartzcomponents.com.
Note: The minimum order value for COD orders is ₹500.