I never thought that a $12 accessory could rival tools that cost much more. But this USB-C power meter delivers in profound ways.

Klein Tools introduces USB Meters and Tester (Cat. Nos. ET900, ET910 and ET920), enabling professionals to monitor the power delivered by USB ports. The ET900 easily measures USB-A power delivery ...

Posts from this topic will be added to your daily email digest and your homepage feed. is a senior editor and founding member of The Verge who covers gadgets, games, and toys. He spent 15 years ...

The USB interface is being increasingly used as a power supply and charging port for all kinds of devices, besides data transfer. A meter to measure the electrical parameters of devices connected to a ...

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Your MacBook isn’t charging right and you can’t figure it where the problem is? Plugable’s USBC-VAmeter3 can help. Connect it to the power cable running to your Mac, iPad or iPhone to see the voltage, ...

Packet-Master USB-PET from Saelig is a protocol and electrical tester that performs the suite of tests defined by USB-IF specifications for USB On-The-Go and battery charging. It connects to a host PC ...

Forbes contributors publish independent expert analyses and insights. Technology journalist specializing in audio, computing and Apple Macs. Plugable is one of those fascinating companies that make ...

There will be many obstacles on the way to the promised single cable type USB-C utopia: new standards that aren’t backwards compatible; USB-C sockets that outwardly look the same, but aren’t ...

The MQP Electronics’ Packet-Master USB-PET USB protocol and electrical tester can perform the suite of tests defined in the USB Implementers Forum’s Battery Charging, USB On-The-Go and Embedded Host ...