... housing,metal texture, good heat dispersing 4000mAh~5000mAh capacity power switch, power led indicator led light Specification1.Aluminum housing with metallic ... time 8hrFeature:1.Sufficient capacity 4000mAh, 2.Provide emergency power for most portable electronic devices with various tips: iPod, ... ,digital cameras, etc.3.charge,capacity level indicator, power switch, led light4. Product weight: 120g