The 5.5mm x 2.1mm DC to USB Adapter bridges the gap between traditional DC power systems and modern USB devices. Designed for versatility, this adapter allows you to effortlessly charge or power USB-enabled electronic devices using your existing 12V/24V DC power supply. Key Features Seamless Conversion: Converts DC input (5.5mm x 2.1mm) to 5V/2.4A USB-A output for portable fans, LED controllers, and more! Safety First: Integrated circuit protection against overheating, overvoltage, and reverse polarity ensures safe operation even in 24V automotive environments. Rugged construction: Industrial-grade materials withstand extreme temperatures (-30°C to 80°C) Broad compatibility: Works with CCTV cameras, routers, car chargers, solar panels, or any device with a 5.5mm x 2.1mm DC port