Pressure compensation element, battery pressure compensation element and motor vehicle with a corresponding battery

There is a pressure compensation element (10) describes for a housing extending a head section (12) and a fuselage section (14) and a through the head section (12) and the fuselage section (14), air continuous channel (16). In the channel (16) is arranged dehydrating desiccant, a drying element (18) having a through channel (16) flowing air humidity. Further, a battery with this pressure compensation element (10) and it is suggested a motor vehicle having this battery.