• Izosetshenziswa emachibini noma kuma-swimmingpools

• Ibonisa izinga lokushisa langaphakathi+ lokushisa kwamanzi

• Kulula ukufunda idatha ku-transmitter enesikrini esisayinwe nge-engeli

• Funda ngokucacile idatha ku-receiver ngesikrini se-LCD

• Vele uhlanganise futhi uhlukanise ngokhiye ojikelezayo ongu-90°

• Isebenza ngamabhethri angu-4xAAA(amabhethri awafakiwe)