FeaturesConnectors: 5.5x2.5mm male Barrel Jack, USB Plug Male CableMaximum Outside Diameter of Wire :3.5mm/0.14Inches.Nominal Cross Section :0.3 mm square. Descriptions:Use a power adapter with a barrel connector to power and charge USB devices. Like connecting to monitor, TV, speaker, vacuum cleaner, Karaoke machine, or charging for LED light power, sound pedal power or adapter power supply, Massager or camera charging, TV signal amplifier power supply.
