High quality IP67 waterproof 4G kids smart watch with GPS tracker for realtime googlemap monitoring D35S. IP67 Waterproof Design: Withstands heavy rain, handwashing, and accidental splashes for everyday durability. Triple-Mode GPS Tracking: Integrates GPS, LBS, and Wi-Fi for highly accurate real-time location streaming. 4G HD Video & Voice Calls: Enables crystal-clear two-way communication over worldwide 4G networks. Lifetime Free App Service: Includes fully optimized iOS and Android tracking app with AWS cloud security. Instant SOS Emergency Alert: Dedicated physical button instantly alerts parents and dials emergency contacts. Geo-Fence & History Review: Allows setting safe zones and reviewing up to 90 days of movement history. Stranger Call Rejection: Automatically blocks unknown numbers to protect children from spam and scams. Class Mode Functionality: Locks entertainment features during school hours while keeping SOS active.