HEYZAKKA USB 5v3a to Dc5.5x2.5mm Power Cable 5v 9v 12v Adjustable Converter Adapter Cord with Screen for Led Light Fan Adjustable Voltages Power Cable

["Customizable Power Delivery: Provides selectable 5V/9V/12V output with visible numerical display, designed for 5.5x2.5mm (fits 5.5x2.1mm) devices including routers, LED lighting fixes, and cooling fans, supporting up to 12W power transfer from standard USB 5V3A input","Real Time potential Monitoring: Includes white digital screen showing precise output setting (5V/9V/12V adjustable) for safe action with sensitive equipment like networking gear and LED lighting setups","Plug and Play Design: Simple USB to power connection requires denial switches or additional adapters, delivering stable power conversion for low wattage appliances under 12W without complicated setup procedures","Flexible Cable Length: Features 1.2 meters (120cm) of bendable cord for adaptable device placement, ideal for workstations with monitors, security equipment arrangements, or portable electronic setups","Wide Device Compatibility: Works effectively with 5V/9V/12V electronics such as security cameras, vehicle cooling fans, air circulation units, entertainment products, and sound equipment using its 5.5x2.5mm connection (center positive design), not intended for devices requiring over 12W power consumption"]