What's in the box:

F21 Smart Bracelet 1.14'' TFT Screen BT4.0 Smart Watch Heart Rate Blood Pressure Sleep Monitoring IP68 Waterproof Smart Timer Pedometer Calorie Fitness Alarm Camera Wristwatch for Android / iOS (Red)

Introduction:
This is a multi-functional smart bracelet. It has a 1.14'' TFT screen, 135*240, Nordic nRF52832 chipset. It is compatible with iOS 8.0 and above, Android 4.4 and above. Give you great experience!

Features:
1.14'' TFT screen, 135*240, Nordic nRF52832 chipset.
BT synchronization; data synchronization does not require cable.
IP68 waterproof,capable of daily water resistance and swimming.
Remote camera, take photos by phone through remote control of the wristband.
Sleep monitoring, check sleep trend chart to view your sleep time and quality.
Sedentary reminder, set it to remind you to walk or exercise after a long time sit.
Heart rate monitoring and blood pressure monitoring.
Support BT 4.0, Android 4.4 and above, iOS 8.0 and above.
Activity tracker, record your daily activity: steps, distance, time, calories; check and share your data anytime.
SMS, information, call reminders.
Anti-lost, the wristband will remind you with vibration when your phone is 5m away from you.
When the BT is disconnected or the phone is out of the BT distance, the watch will alert you.

Parameters:
Chip: Nordic nRF52832
Screen: 1.14'' TFT screen
Resolution: 135*240
BT: BT 4.0
Heart Rate Chip: PD70-01C-TR7
G-Sensor: KXTJ2-1009
Compatibility: with Android 4.4 / iOS 8.0 and above
Battery: Polymer lithium battery
Battery Capacity: 155mAh
Standby Time: 7-10 days
Charging Time: 2 hours
Charge: USB charging
UI Language: English, German, French, Spanish.
Functions: Heart rate, Blood pressure, blood oxygen, Pedometer, Calorie, Distance, Sleep monitoring, Call remind (caller name/caller ID), Alarm remind, Anti-lost, Camera remote control, etc.

Specifications:
Color: Red / Grey / Green (Optional)
Case Material: ABS+PC
Band Material: Silicone
Clasp Type: Buckle
Water-Resistant Level: IP68
Dial Size: 4.7 * 2.4cm / 1.85 * 0.94in
Dial Thickness: 1.3cm / 0.51in
Watchband Width: 2.4cm / 0.94in
Watchband Length: 26cm / 10.24in
Watch Weight: 28g
Package Size: 12 * 7 * 5.2cm / 4.72 * 2.76 * 2.05in
Package Weight: 131g

Notes:
Read user manual carefully first, then download and install APP.
Don't press any button in the water.
Don't put it under water for a long time.
Don't put it into hot water.
There is an error of 1-3mm due to manual measurement.
Because of photograph light or other reasons, the picture and material object may have slight difference, please in kind prevail. Thanks!

Package Lists:
1 * Smart Bracelet
1 * Charging Cable
1 * User Manual