... from Japan , Passed DROP test, a real safety product4.High quality baterry cells to Protection board PCM5. Exclusive design with piano ... lifespan7. Flashlight function Compatible with Most mobile Phones:Apple iPhone 4S , iPhone 4 , iPhone 3GS, ipod touch,classic,nano, iPad,iPad 2 ... 5*72*8.9 mm6. Operating temperature: -10~40°C7. Storing temperature: -20~50°C 2 in 1 mobile Power bank for iPad and iPhone ...