An Arduino Uno-based alarm with motion sensor, three LED outputs and a keypad with password input.

Never miss anyone at your door! A system that notifies your phone and email whenever someone presses the doorbell.

Are you looking to control your tank water level automatically here's the post for you, how can water level be controlled automatically?

A system that warns for unexpected rains to help out your garden. The system displays real time values on mobile.

Smart Trash can be done with servo motors or stepper motors.

An AC load controller to periodically turn on/off any AC load.

When at least one person enters the room, the light and fan turn ON. When everyone exits the room, the light turns OFF.

When the burglar walks infront of the ultrasonic sensor it triggers the camera to take a photo of him.

Simple project using TSOP.

Best in class Arduino CC3000 controller. Read & write digital pins. Read & write PWM pins. Control SERVO motors. Read analog pins.

Automatically turn on the humidifier when the environment humidity is below 50%.

Like normal door bells, after pushing the push button, the sound automatically stops after a time and three LEDs rhythmically glow.

Sometimes when I take a bath, the water stops. I checked, the water tank is empty and I have to call the water engineer to fix the water.

It's a burglar made with Arduino.

Press 'Power' to switch everything ON/OFF. Press '1' for the fan and '2' for the lights.

This Arduino pump tutorial shows a simple example of how to use a float switch and RobotGeek pumping station to refill a reservoir.

Push button to take photos by phone wirelessly

A standalone fish feeder powered by Arduino configurable via Bluetooth.

Pull into your garage and have a distance sensor tell you when to stop and give feedback through a regular stop light interface.

These are sensors for home safety.

It is an automated night lamp based with a real time clock.

This project creates a relay and a water pump for monitoring moisture.

This is very basic door security system which is using an eletromagnetic lock

A simple Arduino-based sump pump monitor and alarm.