... with LED light 1.SMS set command 2.10seconds voice message 3.24 defense zones 4.CE Emergency alarm system with LED ... voice, call six phone numbers and send the short message(SMS),every mobile phone number can be ... easy and quick to be installed and operated13. With inner back-up battery, when the power is ... output relay, can control home appliance,such as light, cooker, air-conditioner and so on.15. can ...