Index Sleep Monitor

Overview
Specs
In the Box
Accessories
Overview THE MOST COMFORTABLE SLEEP YOU’VE EVER TRACKED
For a more comprehensive view of your fitness and recovery, the Index Sleep Monitor is the lightweight smart band that tracks your sleep1 while maximizing 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 LOVESLEEP TRACKINGHow did you sleep? The Index Sleep Monitor gives you insight with sleep score, sleep stages, HRV status and more1, so you can better understand how well you recovered.
COMFORTABLE DESIGNWorn 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 SYNCINGThe Index Sleep Monitor seamlessly syncs your data with the Garmin Connect smartphone app. If you wear a compatible Garmin smartwatch during 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 VARIATIONSFor a closer glimpse of your health, the breathing variations feature uses Pulse Ox to help you better understand shifts in your breathing patterns as you sleep2.
SLEEP DATA INTEGRATIONDon’t wear your compatible smartwatch to 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 HEALTHUsing skin temperature, get more insight into your menstrual cycle, including better period predictions and past ovulation estimates3. Track your menstrual cycle or pregnancy plus get exercise and nutrition education in the Garmin Connect app.
BETTER SLEEP, BETTER RECOVERYHEART RATEThe Index Sleep Monitor continuously samples your heart rate1 throughout the night to provide your resting heart rate.
HRV STATUSGain a deeper understanding of your overall health through heart rate variability while you sleep.
HEALTH STATUSLook for changes in your health data that could indicate added stress to your body, so you can know when you’re trending away from your usual range. This feature is currently available in beta4.
SMART WAKE ALARMWake up more refreshed. The smart wake alarm gently vibrates to wake you at the optimal time.
SKIN TEMPERATURESee how your average skin temperature1 changes, which can be related to your recent activity, sleep environment, potential illness and more.
PULSE OX SENSORTrack your blood oxygen saturation while you’re asleep2.
BODY BATTERY ENERGY MONITORINGSee your energy levels so you’ll know when your body is charged or needs more rest. If you wear a compatible smartwatch while awake, get a more complete picture of your energy levels – night and day.
STRESS TRACKINGFind out if you’re having calm, balanced or stressful sleep.
RESPIRATIONSee how you’re breathing throughout the night.
MACHINE WASHABLECleaning the monitor is simple. Just remove the module, and toss the band into the washing machine.
1Activity tracking accuracy2This 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 is required and 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.4This feature is currently under beta testing and subject to future enhancements.Engineering enhancements are ongoing and may not be reflected in the pictures, videos and specifications.Specs What You’ll LoveSleep score and insightsPulse Ox blood oxygenWater rating5 ATMGeneralStrap material
Soft, stretchy, breathable mix. 70% Nylon, 30% Spandex
Case materialplasticPhysical size
Module: 1.6″ x 1.5″ x 0.3″ (41.7 x 37.6 x 7.8 mm)
Sleep Band S-M: 12.8″ x 2.5″ x 0.02″ (326 x 63.5 x 0.55 mm)
Sleep Band L-XL: 17.8″ x 2.5″ x 0.02″ (452 x 63.5 x 0.55 mm)
Weight
Module: 0.5 oz (14.5 g)
Sleep Band S-M: 0.6 oz (15.8 g)
Sleep Band L-XL: 0.7 oz (20.0 g)
Battery typeLithium ionBattery life
7 nights with SPO2 during typical usage (8 hours of sleep)
Charging methodGarmin proprietary plug chargerClock FeaturesAlarm clockHealth & Wellness MonitoringHeart rate (constant, every second)Resting heart rateRespiration rateBody Battery energy monitorSleepBreathing variationsWomen’s healthPast ovulation estimatesSkin temperatureSensorsPulse Ox blood oxygen saturation monitorAccelerometeryes (for sleep)Daily Smart FeaturesConnectivityBluetoothPairs with Garmin Connect mobileSmartphone compatibilityiPhone, AndroidActivity Tracking FeaturesTrueUpIn the Box
Index Sleep Monitor
Charging/data cable
Documentation
Accessories