Продавам този Fitbit Versa 4. Взех го през юни, почти не съм го ползвала, защото се сдобих и с Garmin. Работи си отлично, има доста глезотийки, може да видите тук:

Heart rate tracking
Active Zone Minutes
Built-in GPS
Cardio Fitness Score
Daily Readiness Score
Automatic exercise tracking
Exercise modes
Water resistant
Workouts on your phone
Steps, distance & calories
HEALTH
SpO2 (blood oxygen) tracking
Resting heart rate
High & low heart rate notifications
Heart rate variability
Skin temperature variation
Breathing rate
Wellness report
Blood glucose tracking (in app only)
Menstrual health tracking
SLEEP & STRESS
Sleep tracking & sleep stages
Sleep Profile
Sleep Score
Smart Wake alarm
Stress Management Score
Mindfulness sessions
Relax breathing sessions
Reflections
SMARTS & MORE
On-wrist Bluetooth® calls
Call, text and app notifications
Alexa Built-in
Google Maps
Google Wallet
Fitbit Pay
Find My Phone
Always-on display mode
Do not disturb & sleep mode
Fast charging
6+ day battery
Thin, lightweight design
Color touchscreen
Clock faces & accessories
Compatible with iOS and Android devices

Каишката се сменя, има доста варианти в амазон на достъпни цени.