TP-Link Portable 3G Wireless N Router fits in your pocket, draws power from USB | Engadget
What is a Pocket WiFi & How to Use It?
Amazon.com: 4G Pocket WiFi Router LTE Wireless Unlocked Travel Partner Modem with SIM Card Slot Support LTE FDD B1/B3/B5/B7/B8/B20 Work in Europe Caribbean South America Africa : Electronics
Black 4G LTE WiFi Wireless Portable Router 150Mbps Mobile Broadband Hotspot Camping Travel Meeting Office | Wish
Portable 4G Router 4G Wireless Wifi Router Mini LTE Mobile WiFi Router Hotspot - Walmart.com
Renting a Pocket Wifi Router in Japan: The Best Options | Tokyo Cheapo
Pocket Router for Low Cost Internet Worldwide - WorldSIM