NEW F21 Smart Bracelet GPS Fitness Activity Tracker Watch Sleep Monitor Smart Band Wristband

Main Features

NEW F21 Smart Bracelet
1. Heart rate monitoring, blood pressure monitoring, sleep monitoring, sedentary reminder, always pay attention to your health, and give yourself and your family a health guarantee.
2. Support female physiological period function reminder, even if the work is too busy, you are not afraid to forget.
3. Pedometer,Step Traker, distance, calories, stopwatch, countdown, call reminder (caller number/name), message reminder, alarm reminder, anti-lost reminder, sedentary reminder, remote control photo, lift wrist bright screen, etc., Make your life easier.
4. IP68 deep waterproof, no fear of sweat, rain. It makes you feel at ease when you do exercise.
5. Support multi-language, Bluetooth 4.0.
Specification
App operating system: for IOS8.0 or above,for Android4.4 or higher
Gsencor sensor: KXTJ3-1057
Master: nRF 52832
Heart rate sensor: Yiguang PD70-01C-TR7
Vibration reminder: motor vibration reminder
Waterproof rating: IP68
Display: 1.14" 135*240 resolution TFT
Bluetooth: BLE 4.0
Strap material: silicone strap
Host size: about 47*24*13mm/1.85*0.94*0.51inch
Machine size: about 260*24*13mm/10.24*0.94*0.51inch
Operation: single touch, lift the wrist screen will bright.
Battery: polymer lithium ion battery
Battery capacity: 180 mAh
Standby time: 7-10 days
Charging method: magnetic charging cable
Charging time: about 2 hours
Supported languages: Chinese, English, German, Russian, Japanese, French, Korean, Portuguese, Spanish, Italian, Vietnamese.
Package
1* Smart bracelet
1* Charging cable
1* Instruction manual
1* Retail box
NOTE:
If it doesn't work after receiving the goods, please charge it first. This bracelet is IP68 waterproof, but do not soak in water or hot water for a long time.