KDM CH11 SPEED Adaptor has a Universal USB port for quick charging. This is one of the finest adaptors since it has multiple protections such as input over current protection, short circuit protection, over-temperature protection, over-voltage protection, and anti-fir material. It has unique characteristics that are compatible for your devices. One USB charger- Yes High quality power adapter- Yes 2.4 A output max- Yes Input over current protection- Yes Short circuit protection- Yes High speed charging- Yes Over temperature protection- Yes Out put Over voltage protection- Yes High quality component- Yes Anti-fir material- Yes Over charging protection- Yes