Features: _x000D_ This is a non-isolated DC regulated power converter module with long service life. _x000D_ High power and stable output, it converts 5-30VDC to 1.25-30VDC. _x000D_ High quality components ensures high conversion efficiency, up to 93%. _x000D_ It supports over current, short circuit, over temperature protection. _x000D_ Designed with two heat sinks for better heat dissipation._x000D_ _x000D_ _x000D_ Specification: _x000D_ Type: Non-isolated synchronous rectification automatically step up/down module_x000D_ Input Voltage: DC5-30V_x000D_ Input Current: 8A, (MAX) 10A, (within 6A for long-term work)_x000D_ Quiescent Current: 4mA (there will be deviation when working voltage is different)_x000D_ Output Voltage: 1.25-30V continuously adjustable_x000D_ Output Current: 10A (MAX) (long-term natural cooling within 5A, please reduce rated value when output high voltage), enhance heat dissipation or reduce rated value when module temperature is over 65_x000D_ Constant Current Output Range: 0.2-10A_x000D_ Operating Temperature: -40 to +85_x000D_ Frequency: 150KHz_x000D_ Conversion Efficiency: Typical 91%, maximum 93%_x000D_ Over Current Protection: Yes_x000D_ Short Circuit Protection: Yes (current limiting protection)_x000D_ Over Temperature Protection: Yes (automatic reduce output voltage)_x000D_ Reverse Input Protection: No, please connect to a diode in series at input if needed_x000D_ Output Flow Back Protection: Yes, do not need to add the diode when used for charging._x000D_ Wiring Method: Terminal block output, (IN is input, OUT is output) _x000D_ Weight: 70g / 2.5oz (approx.) _x000D_ _x000D_ _x000D_ Package list: _x000D_ 1 * Module _x000D_ _x000D_ _x000D_ Current Adjustment:_x000D_ 1, Adjust the CV potentiometer, set the output voltage according to the load requirements._x000D_ 2, Rotate counterclockwise CC potentiometer about 30 circles, (i.e. the output current is set to minimum), connected to the LED, set CC potentiometer to required current._x000D_ If you use the module for battery charging, connect to output after battery is fully discharged. Adjust CC to required current. Because if the more energy is left in battery, the less charging current will be._x000D_ Please do not use short circuit to adjust current.