In one aspect, a battery pack adapter (180) comprises a first side configured for coupling to a helmet accessory control unit and a second side opposite the first side configured for detachably coupling to a battery pack (132). The first side comprises fir...

A means of locomotion, a system, and a device (1) for activation of a function of a peripheral device (2) depending on operating parameters are proposed. The device comprises: - a detection unit (7) for receiving an operating parameter of a means of locomo...

The helmet (1) has a solar coating (2), and a connection device (3) that is connected with the solar coating in an electrically conductive manner for charging external energy storage devices. An electrically conductive cable (4) is connected with the conne...