Do you want take power from your computer or your power bank to your circuit or development board? Do you want to check the current & voltage consumed by it?
Then this M137 USB Tester is your way for this , because it can measure the output voltage and the current to your board or your USB device in a clear digital display.
- Voltage & Ampere display
- 2 output USB hub (can connect 2 devices)
- Small size (60 x 18 x 15 mm)
- Measuring range: DC 3v – 9v, current: 0-3A (error: ± 1%)ï¼Œ 5A biggest support
- 5A current (if more than 3A, error will be larger than 3%)