Battery pack for iPhone and iPod, Features of our products 1, The product is compliance with international safety standards, charging circuit design, 2, We have more than a dozen senior IC design engineers and 2,000 square meters clean production dust-free workshop. 3, we select high quality international brands polymer batteries, built-in and multi-protection devices to make sure the security use and high-performance 4, Chargers reagent was selected from hard plastic material which is durable and fire-free. 5, Battery got free memory characteristics, can easily be charged or discharged, 6, The circuit automatically adjusts the corresponding part of voltage and current strength to protect the cell phone under safety environment, it will pause for 2 seconds before the charging voltage regulation and stability, complete protection of mobile phones and other electronic equipment and batteries. 7, The charger will automatically cut off the charging process when the voltage is below 2.8V to protect the battery from being discharged or overcharged. 8, All chargers and circuit design appearance and is applied by the Chinese national patent protection Specifications: Charge for iphone2G/3G/3GS/4GS&ipod nano3&ipod classic touch 1, Battery type: Li-rechargeable battery. 2, Battery capacity, 2800mah 3, Product size: 90*62*16mm. 4, Color, white and black 5, Input/output, 500ma/800ma 6, Charging cycle, more than 500times 7, Working temperature, -10 50degree 8, Charging the battery by USB, 2 4hours 9, Charge your iPhone by this product, 2 3hours 10, Packing, Gift box packing, Size: 15.2*8.3*2.2cm Packing, 1, Gift box packing weight, 120g 2, 164pcs per carton, 3. Carton size, 30*44*34cm 4, 26kg for GW, 25kg for NW