PIR Sensor; Detect whether a human has moved in or out of the sensor's range.
LED Module Green/Red/Yellow/Blue; Can be used warn opportunist that the gate is monitored.
Vibration Sensor; Detect if there is any vibration that beyond the threshold.
Tilt Sensor; Simple switch that's closed when it's tilted one way.
Water Level Sensor; Device that is designed to detect the presence of water.
Button Module; Sealed mechanism that completes an electric circuit when you press on it.
RGB LED; LEDs of red, green, and blue into a transparent or semitransparent plastic shell.
Soil Moisture Sensor; Probe instruments can be used by farmers or gardeners.
Infa Red Reciever; Remote control system, motion detector, Alarms etc.
Photoresistor Module; LDR sensor module is used to detect the intensity of light.
Relay Module ; With it you can remotely control devices over a network or the Internet.
GPRS/GSM Shield; Simple Message System, and data communication (via GPRS).
Siren/Ultrasonic 10 minute set up demonstration to enable load speaker siren to the gate.