https://www.amazon.co.uk/RAVPower-Wireless-Portable-Companion-Streamer/dp/B00TI3WQJS/ref=sr_1_6?ie=UTF8&qid=1502224859&sr=8-6&keywords=portable+router
This is a really handy tool for £40, its a power bank, wifi hotspot and sd card reader all in one. Basically allows you to create a network anywhere.
What do you guys think?