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Buy Box Ad Container Module for Desktop

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Mobile Power Tester, Universal USB Power Tester, Multifunction Home For Wall Chargers Car Chargers Power Banks

<ul><li>USB power tester can measure USB charging voltage, current and discharge capacity over time.</li><li>Such tester can be used to check the performance of USB cables, wall chargers, car chargers and power banks.</li><li>Compatible with fast-charger compatible, power tester can work under upto 20V and it does not interfere with fast charge negotiation.</li><li>Empty display with memory function after power off, power meter is with high performance according to strict rule.</li></ul>

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Assembled Product Dimensions (L x W x H)

Specification: Item Type: USB power tester Model: KWS-V21 Voltage: Input / Output Voltage: 3.5-20v, Voltage Resolution: 0.01V Current: Input / Output Current: 0-3.3A, Current Resolution: 0.01A Accuracy: ±1% Line Loss: Aabout 0.1 Ohm IN: Input is connected to the charger's output port. RESET: Reset button, press 3-5 seconds, the screen will be cleared. OUT: Output terminal is connected to the data line USB port. Input Voltage Display Window: 3.5-20V Charging Current Display Window: 0-3.3Aaccuracy + 1% Battery Capacity Display Window: 0-99999mAh Working Time Display Window: 0-99min working time and empty display with memory function after power off Voltage Range: 3.5-20V Maximum Current: 3.3A Resolution: 0.01V, 0.01A, 1mAh Package List: 1 x USB Power Tester

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