Sleep Heart Rate Blood Pressure Blood Oxygen Detection IP68 Waterproof Swimming Smart Ring

Product information:
Color: 7# Black (line charger),8# Black (line charger),9# Black (line charger),10# Black (line charger),11# Black (line charger),12# Black (line charger),7# gold (line charger),8# gold (line charger),9# gold (line charger),10# gold (line charger),11# gold (line charger),12# gold (line charger),7# Silver (line charger),8# Silver (line charger),9# Silver (Line charger),10# Silver (line charger),11# Silver (line charger),12# Silver (line charger),7# Phnom Penh (line charger),8# Phnom Penh (line charger),9# Phnom Penh (line charger),10# Phnom Penh (line charger),11# Phnom Penh (line charger),12# Phnom Penh (line charger)
Battery capacity: 16mAh
Additional features: application startup heart rate test/all-day dynamic? Heart rate trend and data analysis/heart rate data analysis/Last 7 heart rate measurement trends/heart rate history data
Wearing method: finger wearing