Angel Alert is an early warning alarm system that detects when a child strays too far from adult supervision. Ideal for malls, busy urban areas, theme parks, airports, wherever you might loose track of a child. Angel Alert is activated when pulled apart into two small, lightweight easy to wear units; one each for adult and child. Child wears transmitter and adult wears receiver; an alarm sounds on the adult’s receiver when the child strays too far from supervising adult. Child’s transmitter includes a panic button. Can also be used to protect laptops, briefcases, purses and other valuables. Reliable, exclusive technology provides peace of mind. Includes two neck cords (adjustable adult’s and child’s safety breakaway version), two large and 2 small metal clips and 2 replaceable long-life lithium cell batteries.