Rantow Tello Portable WiFi Signal Booster Amplifier - 300Mbps 802.11n Wireless WIFI Signal Range Extender Universal WIFI Repeater for Tello/Tello EDU Drone and Devices

Too many requirements from this tiny device.It cannot connect and retransmit unprotected networks (such as the cheaper range of Drones)It has a lot of steps to set it up. It's app requires you to register and login in order to use it. Many people suggest to use China Mainland as it's setting in order to have better performance and the right display of the adapter which make me think what the app may do with the access you just gave it , the credentials and data it may collect.I would try to avoid it and use a more "open" and with less requirements WiFI Extender.

Works perfect, a little tricky to setup if you're not techie but once done it works fine

this product is tricky to set up, unfortunately i am writing this review a while after doing it or i would have put some tips.but once you have set it up it works really well. The size makes it very portable.

The media could not be loaded.  Great for the tello but was a bit hard to setup followed a video on YouTube, and was done in 15 mins

Great can now get internet upstairs

Difficult to setup, but works great when you have