Bst900w Manual [verified] -

Press SET until the display returns to the main screen, or wait for it to auto-save.

Before you power up, ensure your input voltage is than your desired output. bst900w manual

Press SET again. The display shifts to the current (Amperage) limit. Adjust using the Up/Down buttons. Press SET until the display returns to the

Ensure the "IN+" and "IN-" terminals are connected correctly to your power source. Reversing polarity will blow the fuse or damage the board. bst900w manual

Uses an advanced microprocessor for precise adjustment of voltage and current via a digital display (LED or LCD).