Huawei has unveiled S-TAG - an unusual motion tracker
HUAWEI S-TAG Running Sensor Monitor For Huawei Watch 3 Pro New / GT 3 / 3 Pro | eBay
HUAWEI S-TAG - 华为官网
Huawei S-tag Standard Model Frost Silver Professional Running Posture Monitoring Scientific Running Posture Analysis Can Support - Smart Activity Trackers - AliExpress