USB Voltage and Capacity Detector Best BST-U2: The ultimate USB diagnostic tester

The Best BST-U2 is an essential tool for professional technicians and technology enthusiasts. This digital device accurately measures voltage, current, and capacity during device charging.

Main Features and Functions

• Dual USB Output: Allows charging and testing of two devices simultaneously.
• Voltage Measurement: Displays the source voltage (V) in real time.
• Current Measurement: Records the current (A) drawn by the device.
• Capacity Recording: Measures mAh transferred to monitor battery health.
• LCD Screen: Features an easy-to-read digital display for immediate information.
• Plug and Play Operation: Works instantly without the need for external power supply.

Usage Advantages

• Fault Diagnosis: Detects defective cables or chargers that do not deliver correct power.
• Power Bank Testing: Verifies the real capacity of external batteries.
• Device Protection: Prevents damage from excessive voltage or unstable power supply.
• Portable Design: Its small size facilitates easy transport and use.
• Wide Compatibility: Works with computers, wall chargers, and car chargers.

Technical Specifications

• Model: Best BST-U2.
• Voltage Range: Supports measurements from 3V to 7V.
• Current Range: Measures current from 0A to 3.5A.
• Accuracy: Provides reliable data with a deviation of only ±1%.
• Capacity: Records up to 19,999mAh.