【Crystal-Clear 4G Communication】Equipped with full 4G LTE support (Bands B1/B2/B3/B5/B7/B8/B20), this smartwatch delivers crisp voice calls and stable video calling via a dedicated parent app—keeping you connected anytime, anywhere. 【One-Touch SOS Emergency Alert】In an emergency, a long press of the power button instantly dials pre-set contacts and sends real-time GPS location, offering peace of mind and rapid response when your child needs help most. 【Long-Lasting 550mAh Battery】Enjoy up to 3–5 days of active use and 8 days in standby mode thanks to its high-capacity polymer battery—perfect for busy families and worry-free school days. 【Focus-Friendly Learning Mode + Educational Games】 Activate Study Mode to disable distractions (only time & SOS remain visible), or let kids enjoy curated educational games—all controllable remotely by parents via the companion app. 【Perfect Gift】This children's GPS watch is a faithful companion for kids and a bridge between parents and children, making it an ideal gift for birthdays, back-to-school, or Christmas. (Note: No Wi-Fi function, SIM card not included, please do not wear while showering or in saunas.) Specifications: Lenses: Glass semi-transparent coated mirror lenses Watch strap: Liquid soft silicone watch strap Waterproof rating: IP67 Battery capacity: 550mAh Standby time: 3-5 days Talk time: 8-10H Voltage: 3.8V Battery material: Polymer battery Display type: IPS Screen size: 1.44'' Screen resolution: 240*284 Touch screen: Capacitive touch screen Operating system: RTOS Processor: ASR3603 Speaker: Yes, high quality speaker Microphone: Yes, Anti-interference receiver Button: Yes Button light: High brightness backlight screen Charging interface: Magnetic charging interface SIM card slot: Nano SIM card Memory: RAM 128MB+ROM 128MB Network support: GSM 850/900/1800/1900, WCDMA B1/B2/B5/B8, LTE B1/B2/B3/B5/B7/B8/B20 WiFi: Not Support AGPS: Class12 LBS: Supported Phonebook: Yes, set 10 family numbers Two-way call + APP video call: Supported Remote monitoring: Supported Electronic Fence: Multiple can be set Historical track query: Within 1 month Positioning accuracy: LBS 100~500 meters Package included 1 x Smart Watch 1 x Charging Cable 1 x English User Manual Specifications Brand N/A Certificate CE,CE-RoHS,FCC-ID Color Pink Packaging Type Paper Box Plug Type (For Supply) N/A User Manual (Language) English Gross Weight 0.179kg Volume Weight 0.178kg Package Length 26.500cm Package Width 7.500cm Package Height 4.000cm