USB Power Tester KWS-V21 USB Tester Voltmeter Ammeter Power/Capacity/Mobile Power Testing Tool for Wall Chargers
Product Description
USB Power Tester KWS-V21 USB Tester Voltmeter Ammeter Power/Capacity/Mobile Power Testing Tool for Wall Chargers
- Advantage: Compatible with fast-charger compatible, power tester can work under up to 20V and it does not interfere with fast negotiation.
- Great Performance: Empty display with memory function after power off, power meter is with high performance according to strict rule.
- Practical Tool: Can measure USB charging voltage, current and discharge capacity over time.
- Extensive Usage: Can be used to check the performance of USB cables, wall chargers, car chargers and power banks.
- Product Brief: With reset button, press 3-5 seconds can make that the screen will be cleared.
Technical Specifications
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