RELIFE XA3 Pro USB Power Tester Type C Power Meter Fast Charging Protocol Detector

Take the guesswork out of charging performance with the USB power tester designed for accurate, real-time analysis. The RELIFE XA3 Pro helps technicians, repair professionals, and tech enthusiasts monitor voltage, current, power, and charging efficiency with exceptional precision. Featuring automatic USB fast charging tester protocol detection, it supports PD, QC2.0, QC3.0, SCP, AP2.4A, and DCP while providing clear readings on a vibrant 1.77-inch TFT display. Its compact, lightweight design makes testing chargers, cables, power banks, laptops, and mobile devices fast and convenient.

Key Features

• Automatically detects popular fast charging protocols including PD, QC2.0, QC3.0, SCP, AP2.4A, and DCP.
• Measures 4-24V, up to 6.5A and 156W with ultra-high 0.00001 resolution for precise monitoring.
• Bright 1.77-inch TFT LCD displays voltage, current, power, capacity, cable resistance, and waveform data.
• Compatible with USB and Type-C devices including chargers, cables, phones, laptops, and power banks.
  
  

Why Choose Our RELIFE XA3 Pro USB Power Tester

Unlike basic testers that only display voltage and current, the XA3 Pro identifies fast charging protocols, measures cable resistance, and provides detailed curve analysis for deeper diagnostics. Its high-speed sampling, wide measurement range, and professional-grade accuracy make it a reliable tool for repair shops and everyday users alike.

Perfect For

Phone repair technicians, electronics hobbyists, USB cable testing, charger verification, power bank diagnostics, laptop charging analysis, and everyday charging performance checks.

Power Up with Confidence

Upgrade your testing toolkit with the RELIFE XA3 Pro and enjoy fast, accurate charging analysis wherever you go. Experience the difference this smart detector can make in diagnosing and optimizing your devices.