Wireless Kinderschutz / Kind Alarm / Kind-Locator

Smallest Child guard. Wear the watch on the child, and tie the keychain with the keys, when the child is out of the safty range (15meters), the keychain will sound alarm to remind the parents. Use the key to lock the wrist band on the child's wrist, it can not be removed easily. It is widely used in the mall/park/department store, ect. Battery last time: 300-350hours. Working distance: 15 meters. Size: Transmitter:36.3mm *13.2mm (T) WT:25g（battery include） Battery:Lithium CR2032*1 Receiver: 44*27*10mm WT: 13.5g（battery include） Battery:Lithium CR2032*1