1000M Wireless Vibrator Beeper System With 4 Receivers Vibration & Beep Mode (Model 0020171)

Feature:Wireless control.You can control the receiver to vibrate with transmitter (remote control) from any place within a reliable distance, the wireless signal can pass through walls, floors and doors.Reliable control: The transmitter (Encoding) and the receiver (Decoding) use an 8-bit code.One/several transmitters can control one/several receivers simultaneously.You can use two or more units in the same place.Transmitting Frequency: 433MHzReceiver / Vibrator :Model No.: Z-063 Modes: Vibration, Beep, Vibration and BeepDecode: Learning codePower Supply: 2 x AAA 1.5V Battery (included)Size: 77mm x 38mm x 17mmTransmitter:Model No.: CB-4LChannel: 4 CH Remote Control Distance: 1000m / 3000ft (theoretically) Encode:EV1527 Learning code (up to 1 million codes, reducing code collision and unauthorized code scanning possibilities.)Unit size: 135mm x 42mm x 25mm Power Supply: 1 x 6F22-9V battery (included, can be used for 12 months)Usage:Vibration mode: Press the button of transmitter, the co