Best Heart Rate Variability Watch

Scosche Rhythm 24 Heart Rate Monitor Armband and Bluetooth Wireless Earbuds Sport Bundle (Gray)

HYPER-ACCURATE - Patented optical sensor technology for highly accurate monitoring and measurement. Green + Yellow Optical Sensors Provide superior measurement with all skin tones..
WORKS WITH VIRTUALLY ANY DEVICE - Great for use with smartphones, tablets, smart and sport watches, exercise equipment and many other devices that support Bluetooth Smart or ANT+ heart rate data..
24 HOUR BATTERY LIFE - Extended use rechargeable battery allows you to workout for up to 24 continuous hours..
CUSTOMIZABLE - Change HR zones and modes in the RhythmSync app. Modes include Heart Rate Only, Running (Cadence + Distance), Cycling (Cadence), Swimming, Heart Rate Variability (HRV)..
DURABLE AND PORTABLE EARBUDS: Certified IPX4 rated provides protection from sweat and splashes of water, these Bluetooth earbuds give you wireless freedom of up to 33 feet from your device.

Check Stock

Scosche Rhythm 24 Heart Rate Monitor Armband and Bluetooth Wireless Earbuds Sport Bundle (Black)

HYPER-ACCURATE - Patented optical sensor technology for highly accurate monitoring and measurement. Green + Yellow Optical Sensors Provide superior measurement with all skin tones..
WORKS WITH VIRTUALLY ANY DEVICE - Great for use with smartphones, tablets, smart and sport watches, exercise equipment and many other devices that support Bluetooth Smart or ANT+ heart rate data..
24 HOUR BATTERY LIFE - Extended use rechargeable battery allows you to workout for up to 24 continuous hours..
CUSTOMIZABLE - Change HR zones and modes in the RhythmSync app. Modes include Heart Rate Only, Running (Cadence + Distance), Cycling (Cadence), Swimming, Heart Rate Variability (HRV)..
DURABLE AND PORTABLE EARBUDS: Certified IPX4 rated provides protection from sweat and splashes of water, these Bluetooth earbuds give you wireless freedom of up to 33 feet from your device.

Check Stock

COOSPO Heart Rate Monitor Armband HW807, Bluetooth 5.0 ANT+ HRM with HR Zone LED Indicator, Tracking Heartbeat HRV for Fitness Training, Work with Peloton/Polar/Wahoo/Strava/Zwift/DDP Yoga

...so can track and capture training zones and calories burned on your smartphone or tablet with compatible training apps..
✅HEART RATE ZONE TRACKING: Coospo heart rate monitor armband HW807 can monitor HR zones with different color LED light, let you see your exercise status more intuitively. Also support heart rate variability (HRV) function..
✅COMPATIBLE with BLUETOOTH5.0 & ANT+: Great for work with smartphones,Garmin, Wahoo sport watches/gps bike computers/fitness equipments and many other devices which support Bluetooth4.0 & ANT connection..
✅RECOMMENDED APP: CooSpo Bluetooth heart rate armband can works well with APP like Wahoo Fitness/Strava/Polar Beat/DDP Yoga/HR monitor/CooSporide and more than 200 APPs..
✅COMPATIBLE with GPS BIKE COMPUTER: With heart rate ANT+ bluetooth function, HW807 armband worked well with Garmin/Wahoo/CooSpo/XOSS and other brand bike computers. Enjoy your riding with coospo armband heart rate monitor..
✅COMPATIBLE with Sports Watches: CooSpo armband heart rate monitor also can works with most BLE / ANT+ sports watches, provide more accurate heart rate data for your training..
✅COMPATIBLE with GYM EQUIPMENTS: HW807 armband heart rate monitor support directly work with Peloton bike, Concept2, Nordic treadmill, Bowflex....

Check Stock

Scosche Rhythm 24 XL Bundle - Rhythm 24 and XL Replacement Strap - Black

NEW STRAP DESIGN: Flexible, Hook Style armband secures Rhythm+2.0 comfortably on biceps, triceps, or upper forearm. Measurements: 40cm max to 17cm min - 15.75in Max to 6.7in Min..
XL Strap - Replacement Strap For the Scosche Rhythm 24 and Rhythm+ 2.0 - Waterproof Armband Heart Rate Monitor. Measurements: 26cm max to 15cm min (Not Stretched).
HYPER-ACCURATE - Patented optical sensor technology for highly accurate monitoring and measurement. Green + Yellow Optical Sensors Provide superior measurement with all skin tones. Better than monitors and watches that employ only green sensors. On Board Recording allows you to leave your mobile device behind, record workouts and upload data to your device later..
WORKS WITH VIRTUALLY ANY DEVICE - Great for use with smartphones, tablets, smart and sport watches, exercise equipment and many other devices that support Bluetooth Smart or ANT+ heart rate data. Works with over 200 of the most popular fitness apps and group training environments..
CUSTOMIZABLE - Change HR zones and modes in the RhythmSync app. Modes include Heart Rate Only, Running (Cadence + Distance), Cycling (Cadence), Swimming, Heart Rate Variability (HRV). Multi-Modes include Duathlon (Cycling and Running), Triathlon (Swimming, Cycling, Running)..

Check Stock

Fitbit Luxe Fitness and Wellness Tracker with Stress Management, Sleep Tracking and 24/7 Heart Rate, Black/Graphite, One Size (S & L Bands Included)

See how jewelry gets smart with a tracker that doubles as a timeless accessory and features a vibrant color display.
Get better sleep to power your days with sleep tracking and sleep Score in the Fitbit app.
Feel a Buzz when you reach your target heart rate zones, while you earn active zone minutes.
6-month trial of Fitbit Premium (New and returning Premium members only. Must activate trial within 60-days of device activation. Requires valid payment method. Cancel before end of trial to avoid recurring fees. Content and features may change. Terms & Conditions apply).
Maximize your exercise, understand resting heart rate trends and better estimate calorie burn with 24/7 Heart rate tracking.
Tune in to your body with health metrics like breathing rate, heart rate variability and more (in-app only).
Enjoy up to 5 days of battery without having to stop for a charge (varies with use and other factors).
Connect Luxe to your phone’s GPS & see real-time pace and distance on your wrist.

Check Stock

Kids Fitness Tracker Watch for Boys Girls Age 5-16 Waterproof Fitness Watch with Heart Rate Monitor Sleep Monitor Calorie Counter 11 Sport Modes Tracker and More - Kids Watch with Replaceable Band

【High Quality Dual Watch Bands】The Replaceable strap design allows changing the watch bands at will. Kids will get 2 colorful watch bands. No....
【IP68 Waterproof Activity Tracker】DIGEEHOT kids fitness watch can track the daily activity steps, distance, calories burned, heart rate and....
【Heart Rate & Sleep Monitor】 Automatically monitor kids real-time heart rate. Kids smart watch can set the heart rate alert. When the heart rate....
【Best Gift for Kids】 DIGEEHOT kids fitness watch has many practical functions, such as Heart rate monitor, Sleep Monitor, Pedometer, Stopwatch,....
【Wide Compatibility & Battery】Compatible with Android 4.4 and IOS 8.0 above smartphones. Download and install “H Band” APP to connect watch to....

Check Stock

Mixed Up

Optimize your workout routine with a Daily Readiness Score that reveals if you’re ready to exercise or should focus on recovery (Requires Fitbit Premium membership)..
Get a daily Stress Management Score showing your body’s response to stress and take steps to improve your levels with an on-wrist EDA sensor mindfulness session. Band Size:Sm: Fits wrist 5.1"- 6.7" . Lrg: Fits wrist 6.7" - 8.3" in circumference.
Track your heart health with high & low heart rate notifications and a compatible ECG app (The Fitbit ECG app is available in select countries. Not intended for use by people under 22 years old.).
With the Health Metrics dashboard, track SpO2, heart rate variability, skin temperature variation and more (Not intended to diagnose or treat any medical condition and should not be relied on for any medical purposes.).
See your real-time pace & distance without your phone using built-in GPS during outdoor activity, then see a map of your workout route in the Fitbit app.

Check Stock

Pyle Fitness Heart Rate Monitor - Healthy Wristband Sports Pedometer Activity Fitness Tracker Steps Counter Stop Watch Alarm Water Resistant Calorie Counter Target Zones - PHRM38PN (Pink)

STAY FIT: This heart rate monitor and watch is the perfect addition to your training program. Monitor your heart rate as you run, jog, or doing any cardiovascular exercise. This watch also includes a chronograph, daily alarm & heart rate statistics.
MONITOR YOUR HEART RATE: Simply wrap the included belt around your chest before exercising and enter the heart rate monitor mode on the watch. While you exercise it keeps track of your current, maximum, average heart rates, current and average speed.
HELPS YOU TRAIN: Knowing your maximum heart rate can help you train at an optimal level. The calorie counter is conveniently equipped with a target training mode to help you reach your best levels and notify with an alarm you when you have.
BY THE NUMBERS: Your watch generates a wealth of data from your workouts. You can view your total calories and average heart rate all at the touch of a button. Don't exercise without Pyle Sports.
GREAT SPORTS WATCH: Includes time & date functions, a daily alarm and a chronograph with resolution up to 1/100 of a second. The LED backlight allows for use in low-light conditions or at night. The watch is water resistant to 33 feet/10 meters/1 ATM.

Check Stock

Pyle Sports Ladies Heart Rate Monitor with Calorie and Fat Burned, 50 Lap Chronograph, Black

DUAL FITNESS KIT: Pyle introduces a fitness tracker kit which includes a digital wrist watch and a heart rate monitoring chest strap. Perfect addition to your training arsenal. Provides accurate heart rate levels as you run, jog or do cardio exercise.
2.4GHz CHEST STRAP: Your heart can be made stronger through exercise so you need to have an idea of your ideal heart rate zone. Includes chest belt operating on the 2.4 GHz frequency to wirelessly communicate your heart rate information to the watch.
SOS MODE: The heart rate monitor has an SOS mode that allows the user to set their personal information in the watch including their name, blood type and phone number so if emergency arises people will be able to identify the person wearing the watch.
EL BACKLIGHT: Great for nighttime use w/ the electroluminescent backlight. Keeps history data to recall past records. Displays hour, minute, second, month, date, heart rate statistics, average speed, lap time, fat and calories burned.
WATER-RESISTANT: It is water resistant making it suitable for use in moist areas. Other features include built-in calendar system, 4 heart rate zone options, fat and calorie counter, stopwatch, daily alarms and introducing a 50-lap chronograph memory.

Check Stock