Features: 1. Multi-function cable: USB to DC power cord, suitable for most household appliances. 2. Equipped with 8 interchangeable plug connectors, you dont need to worry about finding a suitable adapter when using various devices. 3. The charging cable is made of durable materials and has good performance when connected to different devices, effectively preventing overvoltage or overcurrent. 4. Universal compatibility: This universal DC power cord is widely compatible with 5V devices such as camera / tablet / mobile phone / mobile power / home phone system, etc. 5. Easy to use, plug and play. The data cable allows you to charge the device anytime, anywhere. Description: 1. 10 DC plugs: - 5.5 x 2.1mm female Jack to Plugs. - 100% brand new and high quality. Specifications: Letter A: 6.5*4.4MM with a needle Letter B: 6.3*3.0MM Letter C: 5.5*2.5MM Letter D: 5.5*2.1MM Letter E: 5.5*1.7MM Letter F: 4.8*1.7MM Letter G: 4.0*1.7MM Letter H: 3.5*1.35MM Yellow mouth strap needle 7.9*5.5*0.9MM Black mouth with needle 7.4*5.0*0.6MM 2. Compatible with 5V or lower DC equipment. The maximum load current does not exceed 2A. Specifications: Length: 3.3 feet/1 meter Applicable models: general the USB cable Product Application: 1.With this cable, you can connect your power bank to router. Thus, when power cut, you can use your power bank to supply your router! 2. Use this cable, you can supply your car Air Purifier by power bank USB cable USB to DC5.5 * 2.1mm charging cable power supply cable hole 5V/9V/12V/8.4V/12.6V boost lines USB cable [Introduction]: by charging treasure to power other devices. Such as: routers, USB lights, USB fan, radiator, 5V mini speakers, and so on ... DC power plug size: diameter: 5.5mm, inner diameter: 2.1mm; positive with 1 meter cable length [Difference between the three lines] 5V straight through: pure power cord, USB input is 5V, power DC plug output is 5V 9V 8.4v boost line: With the boost components, the input voltage of 5V via USB components, the boost to 9V voltage 0.8 ~ 1A 12V,12.6v through: with boosting components, the input voltage of 5V via USB components, boosted to 12V Voltage 0.5A Pro, buy the following criteria 1: Voltage Selection Pro directly in back of the product label, or you can see the power products, power supply input 5V, 9V and 12V standard, depending on your router to choose our pro corresponding boost cable. (8.4v 9V,output boost line 0.8 ~ 1A, 12V,12.6V output boost line 0.5A, if you are a product you can not use more than 0.5A OR 1A) 2: plug Dimensions If you are unsure, you can check with the manufacturer, or online consultation which sell equipment which businesses: Size DC power plug whether the outer diameter of the inner diameter of 5.5 *, please be assured that if the choice of 2.1mm. Pro can direct most of the routers are the outer diameter of the inner diameter of 5.5 * 2.1 Package Included: opinion for choose Notes: 1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.USB boost line DC 5V to 9V 8.4V 12V 12.6v Step UP Module 10 dc male power jack plug Converter connector Adapter charging Cable