Transform your USB Type-C power source into a reliable power supply for your 12V heated jacket with this versatile battery adapter. This innovative step-up adapter seamlessly converts USB-C power to a DC 5.5mm output, making it compatible with multiple heated jacket brands including for Milwaukee M12, Makita, Snap-on, Metabo, Craftsman, and AEG Gear. Perfect for keeping warm during cold weather activities, this adapter ensures your heated jacket stays powered when you need it most. The adapter's practical design features a Type-C input and DC 5.5mm output connector, offering a convenient charging solution for your heated workwear. Whether you're working outdoors or enjoying winter activities, this 12V Heated Jacket Battery StepUp Adapter provides a practical power solution for your 12V heated jacket needs.