- Easy to Use: This DIY adjustable output car power supply is designed for simplicity. Input 12V for a continuously adjustable output voltage, ensuring versatility for your devices. Please note, the output voltage cannot drop below the input voltage. - Versatile Application: Serve dual purposes with this device. It functions as a boost charger, allowing you to charge higher voltage batteries (such as 24V) using a 12V power supply. - Universal Compatibility: Ideal for powering laptops on the go. Connect the 12V input to your power supply, then easily adjust the output voltage to match your laptop's requirements. - Optimal Power Range: This module is specifically tailored for projects requiring an input of 10-18V while delivering 24V output. It stands out for high power applications without the need for debugging while maintaining high efficiency and performance. Use Scenarios: 1. Charge your 24V battery from a 12V source during road trips or outdoor adventures. 2. Power your laptop from your car's 12V outlet, perfect for mobile professionals or individuals who work remotely. 3. Ideal for DIY electronic projects where adjustable power is needed to match various device voltages. Experience a reliable and practical solution for your power supply needs with this essential car accessory.