... High-quality Lithium-Ion cell♦Applicable to: iPhone, iPad, other brand mobile phone, camera, MP3, MP4, DV, PSP ect digital device♦Auto ... up to 4 cycles before achieving full capacity of a new battery;Discharge temperature do not exceed 160°F;Charging battery ... environment;Do not expose battery pack to direct sunlight (heat) for extended periods;Do not use high concentrations chemical cleaning, soap ...