Macally POWERLINK8, iPhone/iPod, 30-pin Dock/mini USB, 5 V, 5 V, 0.500 A, Built-in battery
Macally POWERLINK8. Compatibility: iPhone/iPod. Connector(s): 30-pin Dock/mini USB. Input voltage: 5 V, Output voltage: 5 V, Input current: 0.500 A. Battery type: Built-in battery, Battery technology: Lithium Polymer (LiPo), Battery capacity: 750 mAh. Weight: 30 g