In fact, it all stemmed from coming across a miniscule half-inch 64×32 OLED display module that was simply ... out the distance in millimeters. The VL53L0X time-of-flight sensor inside works ...

The LIDAR module, a VL53L0X made by ST, is hooked up to a Wemos D1 Mini Pro. The D1 communicates with [Gary]’s home WiFi through an external antenna, and is powered by an 18650 lithium battery ...