This is a kids waterproof phone watch with GPS tracker, you need to download the app "Se Tracker2" on your mobile phone.
You can set the watch's phone book on the mobile app (up to 10 numbers) you can set 3 SOS phone numbers. This is the best partner for children's safe and healthy growth.

Product functions:
Base station positioning
GPRS real-time positioning, tracking, monitoring
A telephone book
Intercom
Footprints
Watch alarm clock
Security zone
SOS emergency alarm
Low electricity alarm
Remote shutdown
A puzzle game
Camera
Photo album
Autonomous dialing

Hardware Specifications：
Communication system:GSM
Frequency band: 850MHz/900MHz/1800MHz/1900MHz Quad Band
Screen:1.44 inch; HD colored touch screen
Resolution: 128*128
Camera:80000 pixels
Battery:400mAh lithium polymer battery
Internal memory:32MB
Cover material: Plastic (ABS+PC)
Strap material: Dow Corning food grade silicone
Watch size: 52.5MM*41.5MM*14.6MM
Watch weight: 43g

Package Contents
1 * Cell Phone Watch (with battery)
1 * USB cable
1 * Screwdriver
1 * Operation instruction
1 * Top clamping needle
1 * Two spare screws

Warm Tip:
Kids smart watch works as 2G networks, 850MHz/900MHz/1800MHz Quad Band
Please purchase an additional SIM card that meets this condition.
Smart watch SIM card needs to be enabled GPRS function and caller ID function, must be compatible with 2G of data traffic, watches currently only use 2G of data traffic.