The USB Adjustable 15W Step Up/Down Power Supply is a versatile converter that offers a conversion efficiency of 95% and a maximum output power of 15W. It can adjust the output voltage from 0.5V to 30V, making it suitable for a wide range of electronic devices. With a compact size of 84 * 35 * 24mm and a working temperature of -20℃ to 85℃, this converter is designed for both indoor and outdoor use. The modular design allows for easy customization, whether you need a converter with or without a shell. Ideal for various applications in business, industrial settings, and personal electronics.