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Descriptions de produits
KEWEISI KWS-V20 USB Volt Current Voltage Doctor Charger Capacity Tester Power Bank Meter
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This is a mini USB meter measuring voltage, current, power and capacity
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It conveniently measures USB port current and output voltage and judges the performance of charging devices
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Suitable for factory, laboratory and personal use, easy to use. No power supply required, just plug and play
Specifications:
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Model: KWS-V20
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material: plastic
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Voltage: 3-9V
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Current: 0-3A
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Accuracy: +/- 1%
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Time: 0-99 hours
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Size: 59*23*13.5mm
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