Tradekmk 5Pcs Mini USB Wall Charger AC Power Adapter for Apple iPhone 4 4S 3G 3GS(US Market) * Mini, ultra compact design, the charger doesnt add the overall bulk of your packing * Works for Apple iPhone 4 4S 3G 3GS and iPod * Works great for charging, offers fast and efficient charging * Durable and inexpensive * Note: Only compatible with North America outlet~