Radiolocus WM02

"Mini label v1.5 2018.04.24" is silkscreened on the board in the FCC photos.

Links

 * XHK168 Serial / Web UART Router AP WIFI Module RT5350 Wifi Module XHK168 on Alibaba
 * 'Radiolocus, a Google Analytics for offline retail stores to measure foot traffic' on YourStory