SPECIFICATIONS
Brand Name: Jennyhuatech
Category: Smart Watches
System: Android Wear
Function: Passometer
Function: fitness tracker
Function: sleep tracker
Function: Message Reminder
Function: Call Reminder
Function: Push Message
Function: Alarm Clock
Function: week
Function: Month
Function: Heart Rate Tracker
Function: Calendar
RAM: <128MB
SIM Card Available: No
Type: On Wrist
Voice assistant built-in: no
Language: English
Network Mode: None
Metrics measured: Heart Rate Monitor
Metrics measured: other
Metrics measured: Sleep Monitor
Bluetooth-compatible Version: 4.0
GPS: Yes
Multiple Dials: No
Battery Capacity: <120mAh
Mechanism: No
Origin: Mainland China
Compatibility: All Compatible
ROM: <128MB
Rear Camera: None
Activity Tracked: other
Activity Tracked: Steps Tracker
Activity Tracked: Distance Tracker
Activity Tracked: Calorie Tracker
Activity Tracked: Activity Tracker
Waterproof Grade: Life Waterproof
Band Material: Silica GEL
Touch Screen: YES
Battery Detachable: No
Accessories: Charging Cable
Wi-fi: no
Screen Shape: SQUARE
Screen Material: Black & White LCD
Weight[g]: 36.8
Display Size: 0.8inch
Movement Type: Electronic
APP Download Available: Yes
Case Material: ALLOY
Band Detachable: Yes
!!!YOU SHOULD KNOW BEFORE PAYMENT!!!
*This kind of watch is not brand new and without original box.
*The watch face is used (second-hand),the screen and watch bezel as well as the back of the watch will have varying degrees of scratch.But we will guarantee the watch face achieving 80% new.
*Each watch's funtions would be working very well because we test watches carefully before shipping.
*We would take simple packing instead of original box for the product, and it contains watch face(used), watchband (L size, brand new) and charger(brand new).
*The back of the watch and the charging cable will be labelled with warranty sticker, which would not affect your daily usage. We suggest you to keep the sticker within a period, which could protect your warranty right. Warranty sticker missing might cause your loss of warranty. Please take it into serious consideration.










Product details
Get a deeper understanding of your body, your health, and your progress with FB charge 3. This swim-proof advanced fitness tracker does more than count steps - it tracks 24/7 heart rate, calorie burn, 15+ exercises, goal progress, sleep, and more. Every day you'll find valuable insights about your health that will empower you to take action, improve yourself and reach your goals. Water-resistant to 50 m.
Get the nudge you need to stay on track toward your goals with a daily dashboard that reminds you to stay active, get hydrated, stick to a sleep schedule, and more.
User 24/7 heart rate to better track calorie burn, optimize workouts and uncover health trends that inspire you to make moves on your health and fitness goals.
Better understand the total number of calories you burn - all day and during workouts - so you can work toward your ideal weight and stay on track toward health goals.
Wear FB charge 3 all day and night to record and reveal your resting heart rate, track heart rate trends over time, and follow your health and fitness progress.
Use real-time heart rate zones to see whether you're in the fat burn, cardio, or peak zone, and use what you learn to know the impact of your workouts.
Cardio fitness level - in app-only: Get a better understanding of your fitness level and use insights from your personalized cardio fitness score to see how you can make improvements over time.
Choose from 15+ exercise modes like run, bike, swim, yoga, circuit training, and more, set a goal, and get real-time stats during your workouts to see how you can keep getting better.
Connect Fitbit charge 3 with your phone's GPS to see pace and distance on screen during outdoor runs and rides and use your stats to set the bar for your next workout.
Fitbit charges 3 tracks all-day activity like steps, distance, floors climbed, active minutes, and calories burned to show how every part of your day makes an impact on your goals.
Swimproof: Built swim-proof and water-resistant to 50 m, charge 3 automatically tracks swim workouts and can be worn in the shower, pool, and beyond.
FB charge 3 helps you find moments of calm throughout your day with personalized guided breathing sessions based on your heart rate.
Sleep tracking: Get a better understanding of your sleep quality, get helpful insights about each night and set a sleep schedule with bedtime reminders to actively work toward to a consistent routine.
Sleep stages - see stats in app-only: Fitbit charge 3 shows you how much time you spend in light, deep and rem sleep stages and reveals insights on your night that can help you improve sleep quality.
With a battery life of up to 5 days, the FB Charge 3 keeps the insights and inspiration coming day and night. (varies with use and other factors).