Used to adjust values. It also acts as a button when pressed.
If enabled, the module shuts off after a certain Ah (Amp-hour) threshold is reached (great for battery charging).
Short press the U/I button again while in setting mode. The current digits will flash. Turn the knob to set your maximum current limit (essential for CC mode/charging). zk5kx manual
Short press to cycle through the bottom display options (Current (A), Power (W), Capacity (Ah), and Time (h)).
Avoid connecting the "Input -" and "Output -" wires together. This will bypass the current sensing resistor and could cause the module to fail or lose current limiting capabilities. Used to adjust values
To access the deeper "Software Protection" menu, for 2 seconds while the output is off. Turn the knob to scroll through these parameters:
Short press to toggle the output on or off. Long press (2 seconds) to switch the display between the input voltage and output voltage. Short press the U/I button again while in setting mode
Match the screen value to your trusted multimeter by rotating the knob. 6. Safety Tips & Best Practices