Mobile multifunctional device energy supply centre for equipment comprising electrical devices

The center (1) has an inner chamber (6) limited by a base plate (3), side walls (4, 4', 4''), and a covering plate (5). A retainer (7) and/or a storage (8) for an electrical garden apparatus is arranged in the inner chamber, and one of the side walls and/or covering plate is detachably moved from a housing (2) to the inner chamber. Electrical devices are arranged and/or attached in the housing for conversion, storing and provision of electrical power to the electrical garden apparatus and/or an accessory of the electrical garden apparatus.