Summer has come, in addition to the children had a meaningful summer vacation, the security, prevent lost is important consider it .

Many parents want their children have a happy and unforgettable summer vacation, to give them to attend summer camp, but they are worried about their security issues.

Learned from a friend that has a GPS Tracker , Can make a call and see the child's location.

Refer to the following links

　　http://www.alibaba.com/product-detail/SOS-emergency-call-two-way-communication_60094272398.html