Model: DC-DC Buck module

Input Voltage: 3V ~ 40V

The Output Voltage: 1.5V ~ 35V

Output Current: 3A( Max)

Conversion Efficiency: 92%( Highest )

Output Ripple:
Switching Frequency: 150KHz

Working Temperature: -45℃ ~ +85℃

Size: 43 * 21 * 14mm/1.69 * 0.83 * 0.55in ( L*W*H )
Module properties: non-isolated step-down module

Warm notice: IN-( negative input ), IN + ( positive input ), OUT-( negative output ), OUT + ( positive output )
Make sure you pick the correct port, or it may cause damage to the module.
And this is a step-down module, the input voltage must higher than the output voltage

Package included:
10* DC-DC power step-down module