The first 240W USB-C power meter is here
by Sean Hollister from The Verge - All Posts on (#622MM)
Don't look now, but the USB-C connector is evolving under your nose - soon, it'll carry 240W of electricity, more than double its previous limit and enough to power all but the beefiest laptops. The PD 3.1 specification is finished, the cables are here, and now we're just waiting for the first computers and chargers that'll actually reach for that 240W peak. But there's another brand-new 240W gadget you could nab in anticipation of that historic day: the Plugable USBC-VAMETER3.
It's the third generation of Plugable's handy power meter, and it does pretty much exactly what you'd think. Stick it between your USB-C gadget and its source of USB-C power, and you can see how much power (volts, amps, and watts) is being transferred between...