<b>Please make sure that the polarity of DC connector plug connect correct, select output voltage to suit to laptop before use.</b><br><br> <b>Multi-function DC Plugs for AC Power Adapter Tablet</b><br><br> <b>Including:</b><br> Lenovo square Tip - Yellow<br> 4.5*3.0 mm - Blue<br> 7.9*5.5 mm - Yellow<br> 7.4*5.0 mm - Black<br> 4-hole Toshiba Tip - Black<br> 3-hole Dell Tip - Black<br> 6.3*3.0mm DC - Green<br> 5.5*2.5mm Tuning Fork - Black<br> 5.5*2.1mm Tuning Fork - Black<br> 5.5*1.9mm DC - Black<br> 5.5*1.5mm DC - Black<br> 5.0*2.5mm DC - Black<br> 5.0*2.1mm DC - Black<br> 4.0*1.35 Tuning Fork<br> 6.0*1.4mm Core pin - Black<br> 6.3*3.0mm Tuning Fork - Green<br> 5.5*2.5mm DC - White<br> 5.5*2.1mm DC - Blue<br> 5.5*1.7mm Tuning Fork - Yellow<br> 5.0*1.1mm Core Pin - Yellow<br> 4.8*1.7mm Tuning Fork - Yellow<br> 4.0*1.7mm Tuning Fork - Yellow<br> 3.5*1.35mm DC - Red<br> 3.0*1.1mm DC – Black<br> 5.5*2.5mm Tuning Fork - Yellow<br> 5.5*2.5mm DC - Black<br> 5.5*1.5mm DC - Black<br> 5.5*1.7mm Tuning Fork - Yellow<br> 4.8*1.7mm J-CAM - Black<br> 3.5mm Mono<br> 2.5mm Mono<br> 2.5*0.7mm Tuning Fork - Yellow<br> 2.35*0.8mm Tuning Fork - Yellow<br> 2.0*0.5mm Tuning Fork – Black<br><br> <b>Package Include:</b><br> 1 x AC/DC Adaptor Body<br> 1 x 34 Connector tips<br> 1 x US Plug Power cord (only)<br>