Have a 4-40 volt battery and need to run 6 or 3 volt lights or other functions? Here is the perfect solution. Easily wire in 4-40 volts, dial down the easy-to-read digital meter to whatever voltage you require and hook up the auxiliary function to the output. Simple as that.
Not for use with motors or high current hardware. For larger current draw applications use the Harbor Models' Power Distribution Panel.

Step-Down DC voltage regulator.
Input: 4-40V.
Output: 1.25-37V adjustable, 1.5A continuous current.
3A max.
Digital voltmeter.
Two 2-position screw terminals for easy wire insertion.
Dimensions:
2.6" x 1.4" x 0.5"
Mounting holes.

Download/View Instructions