With a wide input voltage range from 6V to 40V, the step-down converter can accurately adjust output voltage and current.The efficiency can be up to 96%, measured at 20A, converting 24V to 12V.It is designed with 75V/80A current dual MOS tube.Input and output use high frequency low electrolytic capacitor, low ripple, stable output.Wiring is convenient with these current 30A screw terminals.The buck module has 2 heat sink that could enhance heat dissipation.When there is a big difference between input and output voltage, please decrease and current.Input Voltage: 6V to 40V DC(10V to 40V is suggested)Output Voltage: 12V to 36V DCOutput Current: 20A(max.), 15A(suggested)Efficiency: 95%(24V to 12V, 20A)Output Ripple: less than equal 50mVWiring : TerminalShort Circuit Protection: Self-recovery (cannot short circuit for long time)Size: 60 x 53 x 27mm / 236 x 208 x 106inchVO+: Output positiveVO-: Output negative+IN: Input positive -IN: Input negativeCV: Output voltage adjustmentCC: Output current adjustmentEN: Enable, low voltage level shut off output; suspension, high voltage level is effectiveWhen input and output is common grounded, no-load CV output constant voltage,CC output constant currentColour:As shownMaterial:PC+MetalPackage Contents:1 x 300W 20A Buck ConverterOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Our products are made with the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship out all orders within three days of purchase, and the estimated delivery time is 8-41095 days. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and , we have provided detailed information about the product, including its features and specifications We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please dont hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it!