Arduino has shrunk the UNO R4 with the Arduino Nano R4 board equipped with the same 48 MHz Renesas RA4M1 32-bit Arm ...

It’s just so wonderfully gimmick-free. A round steering wheel, dials you could read from the back seat through the wrong end of binoculars, and a dashboard console angled just-so to the driver.

Find the best tech you can buy right now, chosen by experts at Engadget.