For a more comprehensive view of your fitness and recovery, the Index Sleep Monitor is the lightweight smart band that tracks your sleep1while maximising comfort.
COMFORTABLE, BREATHABLE DESIGN WORN ON THE UPPER ARM
UP TO 7 NIGHTS OF BATTERY LIFE
SLEEP TRACKING AND RECOVERY METRICS
BREATHING VARIATIONS THROUGHOUT THE NIGHT
SKIN TEMPERATURE TRACKING FOR PAST OVULATION ESTIMATES AND MORE
MACHINE-WASHABLE BAND FOR EASY CLEANING
WHAT YOU'LL LOVE
SLEEP TRACKING
How did you sleep? The Index Sleep Monitor gives you insight withsleep score, sleep stages,HRV statusand more1, so you can better understand how well you recovered.
COMFORTABLE DESIGN
Worn on the upper arm, this lightweight and breathable smart sleep band comes in two sizes, allowing you to get the data you need without compromising comfort.
SEAMLESS DATA SYNCING
The Index Sleep Monitor seamlessly syncs your data with theGarmin Connect™ smartphone app.If you wear acompatible Garmin smartwatchduring the day or a heart rate monitor during workouts, your data will seamlessly sync via Garmin Connect for more insight into your health and fitness.
BREATHING VARIATIONS
For a closer glimpse of your health, the breathing variations feature usesPulse Oxto help you better understand shifts in your breathing patterns as you sleep2.
SLEEP DATA INTEGRATION
Don’t wear yourcompatible smartwatchto bed? The Index Sleep Monitor can help fill in the gaps. It provides the sleep data needed for a more complete picture of your training metrics, including training readiness, recovery time and more.
WOMEN’S HEALTH
Using skin temperature, get more insight into yourmenstrual cycle, including better period predictions and past ovulation estimates3. Track yourmenstrual cycleorpregnancyplus get exercise and nutrition education in the Garmin Connect app.
BETTER SLEEP, BETTER RECOVERY
HEART RATE
The Index Sleep Monitor continuously samples yourheart rate1throughout the night to provide your resting heart rate.
HRV STATUS
Gain a deeper understanding of your overall health throughheart rate variabilitywhile you sleep.
SMART WAKE ALARM
Wake up more refreshed. The smart wake alarm gently vibrates to wake you at the optimal time.
SKIN TEMPERATURE
See how your average skin temperature1changes, which can be related to your recent activity, sleep environment, potential illness and more.
PULSE OX SENSOR
Track your blood oxygen saturation while you’re asleep2.
BODY BATTERY™ ENERGY MONITORING
See yourenergy levelsso you’ll know when your body is charged or needs more rest. If you wear acompatible smartwatchwhile awake, get a more complete picture of your energy levels — night and day.
STRESS TRACKING
Find out if you’re having calm, balanced or stressful sleep.
RESPIRATION
See how you’rebreathingthroughout the night.
MACHINE WASHABLE
Cleaning the monitor is simple. Just remove the module, and toss the band into the washing machine.
1Activity tracking accuracy.2This is not a medical device and is not intended for use in the diagnosis or monitoring of any medical condition; see Garmin.com/ataccuracy. Pulse Ox not available in all countries.3The menstrual cycle tracking feature should not be used in support of conception, contraception or birth control. This is not a medical device and is not intended for use in the diagnosis or monitoring of any medical condition.Engineering enhancements are ongoing and may not be reflected in the pictures, videos and specifications.
Module: 41.7 x 37.6 x 7.8 mm (1.6″ x1.5″ x 0.3″) Sleep band S-M: 326 x 63.5 x 0.55 mm (12.8″ x 2.5″ x 0.02″) Sleep band L-XL: 452 x 63.5 x 0.55 mm (17.8″ x 2.5″ x 0.02″)
S-M: Fits upper arm circumferences of 20-29 cm (8"-11.7").
L-XL: Fits upper arm circumferences of 26-42 cm (10.5"-16.6").
Extra straps can be purchased as an accessory.
Weight
Module: 14.5 g (0.5 oz) Sleep band S-M: 15.8 g (0.6 oz) Sleep band L-XL: 20 g (0.7 oz)
Battery type
Lithium ion
Battery life
7 nights with SPO2 during typical usage (8 hours of sleep)
Health & Wellness Monitoring
Resting heart rate
✓
heart rate
✓
Respiration Rate
✓
BODY BATTERY™ ENERGY MONITOR
✓
SLEEP
✓
Women's Health
✓
Past ovulation estimates
✓
Skin temperature
✓
Sensors
Pulse Ox Blood Oxygen Saturation Monitor
✓
Accelerometer
Yes (for sleep)
Daily Smart Features
Connectivity
BLE (BLUETOOTH Low Energy 5.0)
Contents
Garmin Index Sleep Monitor Size M/XL
Fits arm size 26-42 cm (10.5"-16.6")
(Also available in S-M size fits 20-29 cm / 8"-11.7")