Aukey Wireless Portable Travel Router/1800mAh power bank: $5 Prime shipped (add on)

Amazon offers the Aukey Wireless Travel Router, PortableSize, 3G Modem Supported, Router/AP /Repeater Modes, 150Mpbs w/ build in 1800mAh battery for $4.99 Prime shipped as an add on item at Amazon. That’s $55 off of retail and the lowest price we’ve ever seen on a portable router/battery. IT can act as a wifi router for a 3G USB hotspot or share an ethernet connection with a bunch of devices. It can also offer 1800mAh of charge, usually enough to fill a phone more than half way.

It gets 4.7/5 star rating from a limited number of reviews and features:

• Travel Router: instantly convert wired network into Wi-Fi (AP,Router,Bridge), create your own personal network and hotspot
• Power Supply: Internal 1800mAh rechargeable battery or 5VDC/1.0A external power adapter (Not Included)
• Compact and portable, small enough to take on the road
• Interface: 1x 150Mbps WAN/LAN Port, 1x USB 2.0 Port for 3G modem/Discharging, 1x Micro USB Port for power supply
• Package Contents: 1* PB-W2 Portable Wireless Router, 1*USB Charging Cable, User manual and 18 months warranty.

As an add on item, you’ll need to purchase, something else at Amazon.  A best bet is this Anker 20W 2-Port USB Wall Charger with Foldable Plug and PowerIQ Technology will charge this Aukey plus another device for $7.99 Prime shipped