Brand Name: RUOFINE Model Number: R09 Certification: ce Certification: FCC High-concerned chemical: None Activity Tracked: Activity Tracker Activity Tracked: Steps Tracker Activity Tracked: Distance Tracker Activity Tracked: Calorie Tracker Waterproof Grade: 5ATM Case Material: Steel Item Weight: 10 NFC Support: No Origin: Mainland China Metrics measured: Heart Rate Monitor Metrics measured: Sleep Monitor Metrics measured: Blood Oxygen Monitor Metrics measured: Body Temperature Monitor Metrics measured: Stress Monitor Battery Capacity(mAh): 14mAh Display screen: No