Beijing battery import declaration - and poly Rui Xiang - Mr. Sun -I86-OO45-5552, Q-29O-384-678 Battery (Battery) means filled with electrolyte solution and the metal electrode to produce current cup, slots or other container or composite part space of the container, can convert chemical energy into electrical energy. Have positive and negative points. With advances in technology, the battery can produce a small device refers to electricity. The solar cell. Battery performance parameters mainly electromotive force, capacity, specific energy and resistance. Use batteries as a power source, you can get a stable voltage, constant current, stable power supply for a long time, very little outside influence current and cell structure is simple, easy to carry, charge and discharge operation is simple, free from outside weather and temperature impact, reliable performance, in modern society in all aspects of life play a significant role. -------------------------------------------------- ---------- import and export consulting tel: I86-OO45-5552 ---- Mr. Sun expect long-term cooperation with you. Q-29O-384-678 including import and export customs clearance, customs clearance, commodity inspection law, warehousing filing, international payment, receipt, ocean air, Chinese record label, handle-free 3C certification, electrical trial, artwork approval, single card production services. Prime is not heavy, the day can no longer morning, in a timely manner should encourage each other, time does not treat people.