waterproof IP67 GPS smart watch phone tracker with built-in Gyro and support heart rate monitor

GPS Module: Built-in high accuracy, high stability industrial-grade module Ublox GSM module: SIM 900 (quad-band 850/900/1800/1900 MHz)

Product Features:
SMS / GPRS (TCP / UDP) Tracking
SOS Alarm
Timing, track dial
GPS precise positioning
You can display time, battery, GPS positioning status, GSM signal value
Optical pulse measurement
Contactless ECG monitoring heart rate, electrocardiogram human heart age index, cardiac health index
Gyro + Accelerometer
Pedometer, sleep
Double talk / listen
Bluetooth (to be customized)
Waterproof rating of IP67
Built-in 8M FLASH
Built-in lithium battery 400MAH
When implementing without electricity / shutdown of the equipment still in automatic timing, over at least a week of standby time
Anti-off alarm electronic fence alarm, low battery alarm
Fall alarm (to be customized)
Ink screen 1.28 inches