Abstract: The invention concerns a recharging device (4), comprising and consisting of photovoltaic sensors (5), alveolar lens particles (11), light energy amplifier (6), electronic management unit (7), magnetic counter-weight (17), steel balls (18), spring mechanism (22) with its manual butterfly winder (23), alternator (25) and battery (2), consisting in a single extra flat system, comprising several forms of recharging and in all conditions and all positions, inserted and fixed, matching the shape of the mobile (cellular) portable telephone (1), or on the protective case (21), or on a battery (2) or any other communication means comprising a transmitter-receiver, providing them with autonomy, causing them to operate by delivering voltage and electric current (13) so as to recharge them, maintain them and enabling them to operate, using daylight (10), artificial lighting (8), vibrations (20), movements (19) and the spring manual winder.