1: Measure USB charging voltage, current, and discharge capacity over time and empty volume show have memory function after power failure.
2: Check the performance of USB cables, wall chargers, car chargers, and power banks
3: Fast-charger compatible, works up to 20V and does not interfere with quick charge negotiation
4: Durable and safety. Small size and lightweight, easy to carry.
5: Applicable for powerbank, car charger, laptop, table phone and it will help you judge the current voltage capacity for your device.
Product Name: USB Voltage Current Tester
Input/Output Voltage: 4-20V
Voltage Accuracy: ???1%
Input/Output Current: 0-3A
Current Accuracy: ???1%
Battery Capacity Display Window: 0-99999mAh
Working Time Display Window: 0-99h (unit minutes)
Size: 59x23x13.5mm / 2.32x0.91x0.53inch
IN: Input connected to the output port of the charger.
RESET: Clear key (the screen is cleared after pressing for 3-5 seconds).
OUT:Output, connected to the USB port of the data cable.
1.Please allow 1-3mm difference due to manual measurement.
2.Please check and confirm the package content and the price before buying.
1x USB Voltage Ammeter
Delivery Time: 2-6 working days
Returns: Customers have the right to apply for a return within 60 days after the receipt of the product
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