Features: Type-A Male USB plug to dc 2.5x0.7mm/3.5x1.35mm/4.0x1.7mm/5.5x2.1mm/ 5.5x2.5mm male barrel- plug with positive center pin. Widely Usage, Super convenient for different kinds of electronics devices which use dc-barrel jack- power cable Widely used for charging your USB Lights, USB Fans, Table Lamps, Bluetooth-compatible Audio-, Router, Speaker, Cartoon Watches, Radiators, 5V Mini Speaker, or other DC-Jack- Please make sure of the DC connector,Please check if it fits in the power-jack on your devices. The DC converter plugs is made of premium- durable material for plug-play long-time use. Specifications: USB: USB-A DC Plug Size: 2.5x0.7mm/ 3.5x1.35mm/ 4.0x1.7mm/ 5.5x2.1mm/ 5.5x2.5mm Material:Plastic+Metal Quantity: 1PC USB-A to DC Cable Cable Length：approx 50cm/19.7in Package Includes: 1PC USB-A to DC Cable note: Due to the different monitor- and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation- due to manual measurement.