Name:Universal laptop AC/DC adapterFull protection for notebook computersSimple change smart tips,compatible with different deveces;cost-efficientChoose the interchangeable smart tip according to the output voltageWorks with:Notebook PCs of most brands and modelsUniversal car adapter for laptop mobile phone mp3 mp4 digital cameraShare for your service with confinuousyUniversal DC tie-in size:1.6*1                           5.5.5*1.72.6.3*3.0                     6.4.8*1.73.5.5*2.5                     7.4.0*1.74.5.5*2.1                     8.3.5*1.75