These seem to be in stock https://www.amazon.com/Popglory-Smartwatch-Touchscreen-Waterproof-Compatible/dp/B086QQH5BF

Further research shows me that this is the main app: https://play.google.com/store/apps/details?id=com.crrepa.band.hero&hl=en_US&gl=US
and the parent company of this is a Chinese fashion company called baiyimei.