Using their (both are mediabridge) cable directly into either usb port of the protector, I was only able to get usb charge. (It did provide full charge to ipad.) When using the samsung wall wart (one official and one oem knock-off), the cables provide ac charging.
Pontiac: Division of General Motors. Pontiac is a brand of General Motors and was the performance division of General Motors for years. However, its history could date back to the days of the horse and carriage. In 1893, Edward M. Murphy established the Pontiac Buggy Company in Pontiac, Michigan and founded the Oakland Motor Car Company in 1907.
Buick-branded vehicles are sold in the United States, Canada, Mexico, China and Taiwan. In 2015, Buick sold 1,231,941 vehicles, a record for the brand. Since restructuring in 2009, GM has also started to share technology, vehicles and development between Buick and GM's European Opel division. Buick-branded vehicles are also known for reliability, ranking in the top ten for reliability in Consumer Reports' brand reliability rankings.