Altriapendragon 5V 9V 12V Adjustable Power Cable USB to 5.5x2.5mm with Screen for Camera Fan Electronic Device Car Fan Power Coird

["Plug and Play Design: Simple USB to power connection requires denial switches or additional adapters, stable power conversion for low wattage appliances under 12W without complicated setup procedures","Customizable Power: 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, supporting up to 12W power transfer from standard USB 5V3A input","Wide Device Compatibility: Works effectively with 5V / 9V / 12V electronics such as security cameras, vehicle cooling, 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","Real Time potential: 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","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"]