Description
Receiver: Use three AA batteries hung on the wall in the room2) Transmitter: Battery: 3x AAA batteries3) LED Indicator: press the send button, LED indicator light will flash4) Built-in 36 chord music5) ABS material housing6) The ultra-distance remote control: 280m in open air (Max), installation height: >=1.8m7) Carrier frequency: 315/433.92MHz8) Volume: 2 meters distance>=75db9) Induction distance: 3-7m10) Induction angle: 120 degree11) Local warning / receiving function12) Long distance alarm / remind function