iPhone Tristar Tester Diagnostic Tool - Hands On First Trials

This Tristar Tester is supposed to help diagnose charging issues on iPhones that may be caused by a failed or failing Tristar IC. In this video I’ll demonstrate how to use it for measuring resistance with a variety of iDevices. Once we use this more in field I’ll post a follow up video. Tristar testers are here: and here: Tristar Tester (affiliate) Fluke 15B Digital Multimeter (affiliate)