Heart Rate Monitoring: The device monitors your heart time in real time to help you do exercise and adjust your training plan scientifically.And constantly traces any changes in your heart rate,and it will remind you when your heart rate is out of the safe range
Brand: Excelvan (1 year warranty and customer service) . The watch will be compatible for android cellphone (OS must be Android 4.4 or later and Bluetooth must be V4.0), for iPhone (OS must be IOS 7.0 or later and Bluetooth must be V4.0). We suggest to delete the other equipment of blue tooth on phone and reset the watch to re-connect.
Sleep Quality Monitoring: Automatically recognize your state and monitor the whole sleep progress with analyzing the deep sleep and light sleep hours .Charge the watch with a smart phone transformer rather than a multiple USB port. The current input should be 100-240V-50/60HZ.0.5A and output should between 5V-2A. Charging for 3 hours can get a full charged battery.
Activities Record: Record daily activities, you could check daily activities including steps, distance and calorie consumption in the app.
Call/SMS Reminder: It will remind you phonecall or messages from twitter, facebook, line, instagram through vibrating .Press the power button to restart the watch and restore factory settings.

Technical Details

Product Details

Product Dimensions

Package Dimensions
Width : 4 inch
Height : 3 inch
Length : 8 inch

Item Weight: 2.88 ounce (View shipping rates and policies)
Shipping Weight: 7.2 ounce (View shipping rates and policies)

ASIN : B01I6K2S5K