1, the handset is emergency regardless of body in where, even if does not have the alternating current, also may for the handset prompt charge; And may in the migration the charge and the telephone conversation. 2nd, the highly effective energy conservation charges 100-180 minute, 5th battery electrical energies may transfer imitate to the handset battery in, according to the handset and the network condition, may cause the handset to wait for an opportunity about for 24 hours, the telephone conversation time may amount to 100-180 minute. 3rd, fashion lithe specialized design, guidance fashion; Elegant exquisite (a 5th battery is bigger than spot), carries conveniently. 4th, the convenience practical uses a 5 alkaline battery or the nickel hydrogen rechargeable battery may charge 5 for the handset, the use safely uses the overvoltage protection electric circuit, carefully protects your handset. Intelligent charge, use security. Characteristic: * The design is suitable similarly based on the single-node battery * rechargeable battery * applies in the single-node lithium electric drive portable electronic installation * charging current:Maximum current 310MA, [ size along with exploitation conditions change ] * each alkaline battery may increase equipment lithium battery 240mAH the electric quantity * small and exquisite outward appearance design * when in the battery charger the battery exhausts, the battery charger automatic separation * model transfer efficiency is 88%