Motor vehicle panel, in particular motor vehicle door

A motor vehicle panel comprising:

• a door leaf, wherein the door leaf includes a housing having a first electrical connection that is connected to a vehicle electrical system, and wherein the housing further includes a second electrical connection that is connected to the first electrical connection to provide electrical power to one or more components in the housing,
• a lighting unit, and
• an energy accumulator unit arranged in the door leaf for supplying energy to the lighting unit,
• wherein the energy accumulator unit is coupled to the lighting unit via at least one detachable electrical connection,
• wherein the energy accumulator unit further is detachably electrically connected to at least one other electrical component in addition to the lighting unit,
• wherein the energy accumulator unit comprises at least one energy source and a housing configured as a detachable module configured for detachable connection to the at least one detachable electrical connection,
• wherein the energy accumulator unit is detachably attached to the second electrical connection in the housing of the door leaf to receive power from the vehicle electrical system,
• wherein attachment of the energy accumulator unit to the second electrical connection closes the at least one detachable electrical connection to provide energy to the lighting unit, and
• wherein the lighting unit is electrically separated from the vehicle electrical system when the energy accumulator is detached from the second electrical connection.