Accessories USB Tester from MobileWill / Fried Circuits by Michael Horne • 13 December 2012 • 0 Comments Great little product for testing USB device voltage levels. MobileWill: Our First Product: USB Tester. Share this: Share on Facebook (Opens in new window) Facebook Share on X (Opens in new window) X Share on Reddit (Opens in new window) Reddit Share on Pinterest (Opens in new window) Pinterest Share on LinkedIn (Opens in new window) LinkedIn Share on Tumblr (Opens in new window) Tumblr Related