This project involves using an Arduino to measure distances using an ultrasonic sensor and controlling a buzzer and LED based on the measured distance. The provided Arduino code performs the following ...

Components used: • ESP32 S3 Microcontroller • PIR Motion Sensor • LEDs and Resistor • Buzzer • Power Source • SSD-1306 OLED Display Working Principle: The project utilizes an ESP32-S3 microcontroller ...

Abstract: Urban flooding remains a critical challenge, exacerbated by inadequate drainage systems and the lack of timely early warning mechanisms. This paper presents a sustainable urban flood ...

Abstract: With rising concerns about theft in urban areas, there is a pressing need for advanced and dependable security solutions. This paper introduces a smart home security system with integrated ...

The best home security systems are user-friendly, affordable and customizable to your needs. Some or all of the mortgage lenders featured on our site are advertising partners of NerdWallet, but this ...

CNET staff -- not advertisers, partners or business interests -- determine how we review products and services. If you buy through our links, we may earn a commission. If you really need a home ...

Gold has been a symbol of wealth and prosperity for centuries, and its allure as a safe-haven asset remains constant even in modern times. Whether you are an investor, collector, or someone who owns a ...

The AI vision assistant camera is a smart device for image recognition and interpretation. Powered by AI, it analyses images from user-defined prompts and generates clear, meaningful descriptions. By ...

Institute of Science Tokyo has been actively conducting safety and health risk assessments (RA) across its science and engineering laboratories. Prior studies indicated a negative association between ...