External Battery Anker® 2nd Gen. Astro E5 16000mAh equipped with technology PowerIQ 2 Ports 3A - Laptop Battery for smartphones (iPhone 6 Plus Air iPad 2, Samsung Galaxy S5, etc.) and Android tablets (Wireless Phone Accessory)
Anker Astro 15000mAh E5. Received there 2 days. Good grip, looks quality and simple operation. A socket, provides cable, but not the block transformer for charging. I use the iPad. Two USB output, 1A and 2A. 1A is used for a POI Raspberry. This works