Genuine Asus VivoBook 16 X1605 chargers are listed below, 2 versions are available, the 45w 19v 2.37a ac adapter which is for the Asus VivoBook X1605EA and X1605ZA, where as the Asus VivoBook X1605PA and X1605VA charge by a 65w 19v 3.42a ac adapter, both have the same size connector of 4.5mm x 3mm with a pin located in its centre, so simply check your model underneath your laptop or notebook and match below, however if you can only see Asus VivoBook X1605 written, then simply select the Asus VivoBook 16 X1605 ac adapter 19v 3.42a as this fits all the different models, within this series.