1. High Precision: STM32 microcontroller, MCP3241 built-in high precision reference, DALE12 milliohm sampling resistor, optimization algorithm, 0-16V, 0-4A, 1mV/1mA level error
2. Beautiful Appearance: 0.96 inch OLED, exquisite and compact, 52 x 22 x 10mm volume
3. Multiple Parameters: Voltage, current, power, capacity, power, time, temperature, D+D-
4. User-friendly: Single button to complete the switch and reverse screen finish clearing
Working method: Digital display
Accuracy: Three and a half
Operating voltage: 3-16V
Working current: 0-4A
1. Double side pluggable USB head (very small contact resistance), plug in USB power outlet.
2. The USB port on the other end is connected to the USB device, and the screen displays the power supply parameters of the device.
1 x High Precision USB Parameter Table