YOJOCK

الوصف

⚡ Charge Smarter, Not Harder — Power Metrics at Your Fingertips!

The YOJOCK USB Tester Meter is a compact, multifunctional device designed for professionals who demand precise USB charging diagnostics. Featuring a 1.44-inch rotatable LCD, it measures voltage, current, power, and capacity with high accuracy, supports QC 2.0/3.0 fast charging protocols, and protects devices with smart safety cutoffs. Ideal for testing chargers, cables, and power banks, it’s a must-have tool for optimizing your tech’s charging efficiency.