... & waterproof 4. meets CE, RoHS, NF, ASTM Child Tracker Introduction: This child tracker is a safety electronic device for protectiing children ... be used as a wristband swimming pool alarm, tracking child locator and safety water alarm. Safety Angel is launched in ... detectionQuality Control: 100% tested before shipping Product Usage:Swimming pools, child, the old, garden, park, boat, sea etc.Export ...