Garmin CIRQA Smart Band S-M Captain Blue

Type: Screenless health and fitness smart band
Case Material: Fiber-reinforced polymer
Strap Material: Fabric (ComfortFit band), S-M size (fits wrists 120-200 mm)
Band Attachment: Quick Release (14 mm quick release pins, 24 mm wide strap)
Dimensions: 27 x 47 x 9 mm (module)
Weight: Module 14.8 g; S-M band 5.9 g (20.7 g total)
Water Rating: 5 ATM (swim)
Battery: Lithium-ion; up to 10 days
Charging: Garmin proprietary plug charger
Memory: 128 MB
Sensors: Wrist-based heart rate, Pulse Ox blood oxygen saturation monitor, accelerometer, skin temperature
Connectivity: Bluetooth, ANT+; connected GPS via smartphone
Health Features: Resting heart rate, abnormal heart rate alerts (high and low), respiration rate, fitness age, Body Battery energy monitor, all-day stress, advanced sleep tracking with sleep coach and sleep alignment, nap detection, hydration, women’s health, jet lag adviser, lifestyle logging, health status
Compatibility: iPhone, Android; pairs with Garmin Connect mobile
Additional: Alarm clock, smart wake alarm, wheelchair mode, Find My Garmin