1High Performance: Adopts synchronous rectification technology, has high conversion efficiency and stable performance; The input should be at least 3V higher than output. 2Voltage Transformer: Convert unstable 24 Dc power supply into stable 12V Dc power output, has high conversion efficiency, with low heat generation, good heat dissipation. 3Long Service Life: Fully sealed, outer enclosure acts as a heat sink, specially made to be waterproof, anti shock, anti humidity and dust proof, more durable. 4Safe to Operate: Designed with reversed connection protection, over current protection, over heating protection and over voltage protection, safe to use. 5Wide Application: The voltage regulator is perfect for electronic hobby project, wide application for radio, Car Audio, LED display, motor, cell phone, etc.