Please pay attention to the power and plug type: Plug = 4.5x3.0 with center pin. This item is a high-quality car charger. It is ideal as a replacement or secondary device and provides power to your Hewlett-Packard 450 G2 just like your conventional power supply, enabling reliable battery charging. Note: Unless we explicitly state that this is an original product, we supply a compatible product. This means it is by no means an original product from the manufacturer and is therefore not produced or recommended by them. All brand and product names are the property of their respective owners and are used solely for compatibility description.