PowerBot PB2681 2600mAh External Battery Pack for Smartphones, Tabets, and more,BLACK
Capacity: 2600mAh Samsung 18650 battery cell
HD LED flash light
LED indicator light for charging status: Blue LED light indicates that PB2680 is fully charge.
Output: 800mAh; Universal USB port; DC 5V
Input: 500mAh; 8 pin lightning port; DC 5V
Provides approximately 1 and a half charge to iPhone 5 with the smartphone in idle mode.