dual USB 3600 mAh pwer banks top quality+best price+fast dilivery dual USB 3600mAh power banks 1. Input:DC 5V 1000mA 2. Output: 5V 1000mA 3.Color: white ,green,pink 4. Connectors optional: DC3.5 Switch, Tab USB Switch,Apple, Micro USB, Mini USB, Sam 20pin, SON PSP, Nokia DC 2.0 Welcome you early inquiry ,and testing samples! dual USB 3600mAh power banks