Build a simple LPG gas leakage detector using Arduino and MQ-5 sensor. This beginner-friendly project features buzzer and LED alerts, circuit diagram, and complete Arduino code for home safety.

Note. A compact analogue reflectance sensor such as the CNY70 was not used in the Arduino Uno experiments described. Instead, a homemade sensor was assembled using a single infrared LED (IR333C) and a ...

SmartHomeSecurity, Concept A 24/7 home security solution that detects: Intrusion via PIR motion sensor Door/window open via magnetic reed switch Gas leak via MQ-2 combustible gas sensor When any alarm ...

Security System This project is a simple security system built using infrared and ultrasonic sensors to trigger an alarm (buzzer, LED, and LCD). Features: Clock System: Simulates time from 00:00 ...

Forget Prime Day—where huge deals are really happening is at the Walmart Deals Event. Walmart is a great place to buy ...

Ready to illuminate your patio, garden, or other outdoor space this summer? Save $18 on a 6-pack of HMcity Outdoor Solar Lights during Amazon Prime Day.

HackLED Pro LED controller – An Adafruit Sparkle Motion alternative with WS2812 and RGBCW LED support HACK Lab HackLED Pro is an Adafruit Sparkle Motion -like LED controller that runs a custom version ...

Installing a smart water sensor can save you a lot of money and hassle. The best models we've tested immediately alert you to leaks and even shut off your home's water supply.

A battery-powered multisensor acquisition system with five dedicated channels [electrocardiograph (50 μW), bioimpedance (46 μW), galvanic skin response (15 μW), and 2× photoplethysmogram (134 μW)] is ...