Specifications:
Device Host Size: 49.0*19*10 mm
Strap Size: 240mm
Weight: 17.8g
Screen: OLED
Battery: built-in rechargeable lithium battery
Battery Capacity: 75 mAh
Data Synchronization: Bluetooth 4.0
Bluetooth Working Range:≤10m
IP Rating: IP67
Working Condition: -20~60℃
System Requirement: iOS 8.0 or above; Android 4.4 or
above, Bluetooth 4.0.
Package included:
Smart Fitness Watch x 1
User Manual x 1

• HEART RATE MONITOR: Continuous, automatic, wrist-based heart rate tracking without an uncomfortable chest strap.
• SLEEP MONITOR: Automatically track how long and how well you sleep at night and set a silent vibrating alarm
• Pedometer, Calories Record, Distance Counter, GPS sport, Remote Camera Control, Find Phone, Sedentary Remind, See Call, Text, Calendar Notifications on the OLED display, Clock Face can be displayed.
• EASY TO CHARGE: Built-in low-power-consumption Bluetooth chip, sensor and 75mAh rechargeable battery. Simply insert it into USB port of computer or power bank etc, full charge requires about 1 hour.
• COMPATIBILITY: Supports Bluetooth 4.0 or above. iOS 8.0 or above, Android 4.4 or above. Such as iPhone 7/7 Plus/6s/6/6 Plus/5/5S/SE, Huawei Mate 7/P9, LG, Sony. (Download "ZERONER HEALTH" from Google Play or App Store)

HEART RATE MONITOR: Continuous, automatic, wrist-based heart rate tracking without an uncomfortable chest strap.BMART