Fossil fuels have been consumed rapidly over recent decades, and their availability is decreasing. Because of this, there is a growing focus on renewable energy sources. Solar energy is one of the ...

Abstract: A three-way lock system using face detection, an Radio Frequency Identification (RFID) reader, and a digital lock is presented in this article. A safe and solid locking framework can be used ...

Abstract: This work aims at building a working model for a complete intercom door lock system using Arduino and Raspberry Pi. The goal has been to unite the best of Raspberry Pi and Arduino in a ...

We’ve received a review sample of the Lockzo AL501 3-in-1 smart door lock system (Smart Lock + Video Camera + Doorbell). It supports 2.4GHz Wi-Fi and integrates a 2K resolution camera with a wide 180° ...

There's something familiar and frustrating about stumbling out to your car on a frigid morning, coffee in hand, only to find your car's door handle frozen shut. As you prepare for the snow, know that ...