This product is designed for children starting at the grade school age, who can carry the devise either on them or in a backpack. This devise is not monitored by Central Monitoring, but includes sim card making live to the network, GPS locator chip and emergency SOS button. Should your child need help, they simply push the button to alert parents, grandparents and/or any other emergency contact (up to 5) who will then receive a text message signifying a potential emergency with their location.