This is USB Detector Current Voltage Tester. A very useful device for USB port checking and charger use it, you can check if the USB port is active or if a battery of the external device is a charge or if the current is not exceeding limits. It comes with a bright LED Segment display.
This tester has one input and two output port where you can check one device at a time or two devices combined.
- Compact and easy to carry, no additional power supply, plug, and play
- It can easily measure the output voltage of the USB port and the device operating current or load voltage
- Detect any USB charger such as PC USB, home charger, car charger
- The wide range of applications, any phone, any electronic product, easy to use
- Suitable for factories, laboratories, and personal use
- 1 x USB Current Voltage ammeter