It's a "Nintendo Switch 2 Pro Controller Case" with built-in charging. While we wouldn't normally suggest you try and charge a device from inside a case, with this one you apparently can.

In case you missed it, this case can transport all the equipment needed to play the Switch 2 in TV mode. This additional storage also includes compartments for cables and space for up to six game ...

It is now available for $24.99. This lightweight Pro Controller case, made from premium materials for long-term use, is designed to fit the Nintendo Switch 2 Pro Controller as well as other similar ...

Portable switch case online, GeekShare Cute Cats Ears Portable Case For Nintendo Switch And Lite Gray 3D Ears Travel Carrying Case For Nintendo Switch OLED online $37.00 SKU: 7441449 ...

Nintendo switch security case online, Meet The SwitchGuard An Accessory That Aims To Keep Your Switch online ...

In the above example I am trying to overcome the 32 byte buffer limitation by paging writes to whatever size write() actually writes out, however it will always return the full length, making the code ...