Quick view Add to Wishlist StarTech.com USBAUBSCHM StarTech.com USB Voltage and Current Tester Kit - USB Voltage and Current Meter - USB Fast Charge Adapter StarTech.com USB Voltage and Current Tester Kit - USB Voltage and Current Meter - USB Fast Charge Adapter - Monitor how well a phone & tablet are charging, as well as a device's current & voltage consumption - USB Voltage Tester - USB Fast Charge Adapter... MSRP: $22.40 Add to Cart The item has been added Compare