ITEM NAME:1x 12/24V to 5V 8-40V 4003ADJ Step-down Adjustable Power Converter Module Nice Descriptio n Description: 100% brand new Made of high quality material Practical and durable Fine workmanship Long service life Specifications: Model: 4003ADJ Output Power: Less Than 100W Voltage Conversion: Other Use USB: No Adapter Type: DC / DC Non-Isolated Step-Down Power Supply Input Voltage: 8-40V, 3V Minimum Differential Pressure Output Voltage: 3.3V-24V Adjustable Output Current: MAX 3A, Recommended For Long-Term Operation At Lower Currents Output Short Circuit Protection Transmission Efficiency: > 85% Connection Method: Input: Red (+), Black (-) Output: Yellow (+), Black (-) Body Size: Approx. 4.5 * 2.5 * 2.1cm (Length * Width * Height) Protection Function: Input: Reverse Connection Protection; Output: Short Circuit Protection, Over Current Protection And Over Temperature Protection Working Temperature: -25-65 Â ° C, Limit Temperature: -40-80 Â ° C Package Included: 1 *Â DC-DC Step-down Adjustable Power Converter Module Note: 1.Due to the manual measurement and different measurement methods, the actual size could be slightly different. 2.Please be reminded that due to lighting effects and monitor's brightness/contrast settings etc, the color tone of the website's photo and the actual item could be slightly different. Whatever the ending's perfect or not, you can't disappear from my world 1x 12/24V to 5V 8-40V 4003ADJ Step-down Adjustable Power Converter Module Nice.Model: 4003ADJ. 1 DC-DC Step-down Adjustable Power Converter Module. Protection Function: Input: Reverse Connection Protection; Output: Short Circuit Protection, Over Current Protection And Over Temperature Protection.