FNIRSI FNB48P USB Fast Charge Tester Bluetooth Voltage Current Power Meter

Take control of your charging performance with a smart testing tool designed for accuracy and convenience. The FNIRSI FNB48P is a professional USB fast charge tester for technicians, electronics enthusiasts, and anyone who wants to understand charger and cable performance. With real-time voltage, current, power, and protocol monitoring, this compact device helps identify charging issues quickly. Its high-definition display, Bluetooth connection, and multi-protocol support make advanced charging analysis simple and practical.

Key Features

• Measures voltage, current, power, capacity, energy consumption, and cable resistance with high precision.
• Supports popular fast charging standards including QC, PD, Huawei, Samsung, OPPO, and other protocols.
• Features a clear LCD display, CNC metal shell, 360-degree screen rotation, and data recording functions.
• Bluetooth APP and PC connection support allow convenient monitoring and analysis.

Why Choose Our FNIRSI FNB48P USB Fast Charge Tester

Unlike basic charging meters, this device provides deeper testing functions with protocol detection, cable analysis, and charging data records in one compact tool. The advanced MCU, external 16-bit ADC, and PD chip deliver reliable performance for detailed charging diagnostics. It is an ideal choice for users who need more than simple voltage readings.

Perfect For

Perfect for mobile repair professionals, electronics engineers, DIY users, charger manufacturers, gadget lovers, and anyone testing USB chargers, cables, power banks, and fast charging devices.

Experience Smarter Charging Analysis Today

Upgrade your testing setup with the FNIRSI FNB48P USB Fast Charge Tester and enjoy clearer charging insights, better troubleshooting, and more confidence in every connection.