Generic Battery Charger Power Bank 50000mAh Dual USB External Backup iPad, iPad 2/3, iPhone 5, iPhone 4, iPhone 4S, iPod, Blackberry, HTC, Android, Samsung (yellow) (Wireless Phone Accessory)
This product, however excellent presentation, obviously not the capacity of 50,000 mAh announced: After full charge, I could recharge a smartphone and a tablet half load smartphone. So it seems that its capacity is 5,000 and not of 50000mAh.