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Displays room humidity levels visually with a color-changing LED strip, warning you when the air becomes too dry or excessively damp.

Measures the water level in a tank with an ultrasonic sensor and sounds a buzzer when it runs low. Never be caught without water again.

Automatically fades an LED on as the room gets darker. Great for introducing analog sensors.

A weather station to measure temperature and humidity and display on screen

Monitor soil moisture and send alerts when watering is needed

A door lock system that works with RFID cards

Monitors kitchen gas levels continuously and transmits safety readings over Bluetooth to a local tablet or smartphone app.

Monitors flammable gas levels and sends instant alerts to your phone over WiFi. A critical remote safety system for home monitoring.

Log employee or student attendance with a tap of an RFID card. Displays the name on screen and beeps on each successful check-in.

Sounds an alarm the moment flammable gas is detected in the air. A must-have safety project for every kitchen and home.

Wave a hand to automatically open a small lid. Offers a fantastic introduction to physical motion.