ARCELI USB Charger Doctor Current Voltage Charging Detector Battery Voltmeter Ammeter Multimeter USB Tester Mobile Power Panel Monitor Gauge DC LED Display

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£ 4.49 | 1-2 Days
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Product description
- USB powered devices can be used to measure air , voltage loads , USB terminal equipment working voltage and current
- Can easily measure the operating current of the output voltage of the USB port and equipment
- Smallsize , no power , and other ancillary equipment, plug and play also detect USB charger output voltage and current are standard suitable for factories, Laboratory and users
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