... Safe: using Japan's top IC (seiko) to avoid short circuit protection, over charge, over discharge, over current, overheat, and so ... slimmest, sleek item > Advanced IC from NEC to protect the circuit board> stylish design ,soft-touch with piano lacquering finishing> Built-in ... year warranty with CE Rohs FCC Certificates > Built-in short circuit, overcharge and temperature protection> Size:122.5*72*8.9mm ...