The product will transform AC 100-240V into DC 12 V, its maximal output power reaches 345W, it may power most 12 V chargers.
 

• Input: AC 115V (6.5A) or 230V (4.0A) (AC input voltage can be selected by switch)
• Output: +12V DC 29A
• Size: 22 x 11 x 5 cm
• Aluminum case.
• Built in cooling fan.

* The image is for reference only, there may have slightly difference in appearance.