for Apple Universal emergency charger mobile phone series, iphone4 plug-in battery capacity 1900mah

new product , is fasison and good quality .

Meet international safety standards of the charging circuit design, with more than a dozen senior IC design engineer and related 2,000 square meters of fully automatic dust-free workshop. 2: selection of high quality international brand polymer batteries, built-in multi-protection devices, high-performance security 3: The charger casing grade fire hard plastic material selection, durability 4: Battery-free memory characteristics, charge and discharge, easy to use, 5: charger connected device to be charged, the circuit automatically adjusts the corresponding part of voltage and current strength, stability will pause 2 seconds before the charging voltage regulator, complete protection of mobile phones and other electronic equipment and batteries 6: The charger itself is low (charging time), the voltage is below 2.8V will automatically cut off the charging power supply, internal battery charger to maintain a reasonable surplus capacity, and always maintain a 3V voltage, complete protection of the aluminum battery internal structure and improve the Safety Performance 7: All chargers and circuit design appearance and is applied by the Chinese national patent protection * New high capacity ipod / IPHONE cell phone compatible Battery. * Easy to carry: small size, portable. * Easy to use: the battery directly into ipod/IPHON/MP3/MP4 / cell phone can be powered. * This battery is fully charged may ipod/IPHONE/MP3/MP4 / phone to provide at least one cycle of electricity. * The battery can be used ipod/IPHON/EMP3/MP4 / mobile phone data cable to connect the AC power or computer with a USB connection to charge. 

for Apple Universal emergency charger mobile phone series, iphone4 plug-in battery capacity 1900mah