(Earykong) How to use the tuyasmart wifi gsm alarm system G30 ?
У вашего броузера проблема в совместимости с HTML5
you can buy the G30 system in this link,
https://www.aliexpress.com/item/4000267567923.html?spm=a2g0o.productlist.0.0.18907203rNHx3i
you can visit my store in this link,
https://earykong.aliexpress.com/