Features: Car battery voltage monitoring with LED display screen Dual USB interfaces powered simultaneously Built-in management chip for intelligent shunt fast charging without device damage Made of aluminum alloy with streamlined shell design, processed through CNC machining, polishing, sandblasting, oxidation, and laser engraving High-performance main control chip with 5-layer circuit protection for enhanced safety Metal elastic contact design compatible with various cigarette lighter sockets; supports 12V/24V wide voltage input and most car models Wide compatibility with smartphones, Bluetooth devices, and tablets; meets charging needs for driver and passenger Dual USB output with sufficient power; supports dash cameras, car vacuum cleaners, and other accessories Dual USB ports operate simultaneously to charge multiple devices Compatible with smartphones, MP3 players, MP4 players, cameras, iPods, and other digital devices Specifications: Maximum Power: 120W Input Voltage: DC 12V–24V Safety Fuse: 10A Material: ABS Color: Black Dimensions: 13 cm × 7.5 cm × 3.5 cm (5.12 in × 2.95 in × 1.38 in) Package Includes: 1 × Car Cigarette Lighter USB Charger Packed in a bubble bag