2.Sanding combines positioning method, according to environment automatically identify the location network Outdoor GPS (satellite) APGS positioning, indoor LBS (base) position, to achieve real-time location tracking, accuracy is higher than 99% mobile phone
3.Telephone book, inter-phone, health and trace. Watch alarm, safety area and SOS emergency alert.
4.Mobile phone or Computer GPRS service platform, double control modes. GPRS real-time location, trace, monitor.
5.Parents can learn Children Anywhere Anytime, take it easy.
Note: the WIFI function only can be used when you use GPS function , thanks for understanding.