Therefore there is an HP stamped on the preferred direction of the valve that stands for HIGH PRESSURE.

因此，在优先定向阀门上具有HP标志，用于表示高压。

youdao

Despite the grapefruit-sized device being on show on both Valve and Xi3's stands at CES no details of its internals have been given.

BBC: Steam 'game console' hardware debuted at CES