Potentiometer: the volt transformer is with potentiometer on the bottom, which allows you adjust the accuracy with the mini screw, but ensures you won' t easily change its setting when mounted.
Safe Protection: our 5v dc converter is with reversed-connection protection, over-current protection, over-heating protection and over-voltage protection, hence it is safe to use.
Application: the stepdown regulator module is perfect for electronic hobby project, wide application, you can use it on radio, car audio, LED display, motor, Cell phone, etc.
Features: the dc-dc converter is fully sealed, outer enclosure acts as a heat sink, specially Made to be waterproof, anti-shock, anti-humidity and dust-proof, more durable.


