Data backup battery charger

The non-consciousness data backup charges, automatically by handset's inside telephone number codebook, backup to battery charger on. Loses when the handset or exchanges the handset, can the backup on battery charger number lead returns on the new handset, at present realized between the various mainstreams brand seamless mutual conductance, the brand has included Nokia, Tristar, the rope love, Moto, the domestically produced mtk platform, as well as iphone and so on. At present can save 4500 about the telephone numbers.