USB-A to Dc jack Power Adapter Connector Cable build with copper core- (5.5mm x 2.1mm)-1 Meter DC tip size is 5.5*2.1mm, the outer diameter is 5.5mm, and the inner diameter is 2.1mm. It is used to convert 5V DC to 12V DC voltage.

Application:

• With this cable, you can connect your power bank to the router. Thus, when the power is cut, you can use your power bank to supply your router!
• 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 12V boost lines USB cable
• By charging treasure to power other devices. Such as routers, USB lights, USB fans, radiators, 5V mini speakers, and so on
• DC power plug size: diameter: 5.5mm, inner diameter: 2.1mm; positive with 1-meter cable length
• 12V-through: with boosting components, the input voltage of 5V via USB components, is boosted to 12V Voltage 0.8 ~ 1A
• For 12V Wi-Fi Route, Light Cat, switches, and other equipment.
• DC Pin Polarity: Outer pin Negative and Inner Positive terminal – please make sure the device uses the same polarity

Note: – Make sure the device uses the proper power supply polarity to avoid the damage

Features: 

1. Great for short distance connection
2. Simply & Professional appearance for cabling
3. Easier for installation save time and money
4. Easy to use.

Package Includes:

1 x USB Power DC 5V 0.6A to DC 12V Step Up Module USB Booster Converter Adapter Cable