Description: Application: 1. With this cable, you can connect your power bank,USB adapter to Bluetooth-compatible speaker or router and more 2. Use this cable, you can supply your for smart Bluetooth-compatible speaker router LED Strip Light and more 24V device by USB adapter 3.Power supply from USB charger,power bank,car charger and more USB adapter. 4.Some mobile power bank sources have an automatic power-off function, and the output current of 90mA will automatically power off. It is recommended to use wall USB Adapter. 5.The size of the for DC Connector is OD: 5.5 mm and ID: 2.1 mm. Please check if it fits in the power jack on your device Specifications: Input Voltage: for DC 5V 2A Output Voltage: for DC 24V 0.25A 6W max Cable Length: Approx. 100cm Color: Black Input Interface: USB A Type Male Output Interface: 5.5x2.1mm Plug (Inside the positive ,outside the negative) Note: 1.Transition: 1cm=10mm=0.39inch 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 X USB 5V to 24V Adapter Cable