RT: Applications for hardware are open until August 8!
https://www.hackster.io/contes...
@seeedstudio @helium #intothewild #LoRaWAN https://twitter.com/tim0804651...
RT：硬件应用程序开放到8月8日！
https://www.hackster.io/contes...
@seeedstudio@氦#进入野外#LoRaWANhttps://twitter.com/tim0804651...