The hardware setup shown below includes the Arduino Uno R4, a DHT11 sensor, and the built-in Wi-Fi for email alerts. The DHT11 is connected with VCC to 5V, GND to ground, and the data pin to Digital ...

The sendEmail () function is responsible for triggering the email alert when an object is detected. A secure Wi-Fi client is ...

A level-by-level guide to home security, from simple sensors to prestige-protection ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Elissa Sanci Elissa Sanci is a senior writer who has reported on label makers, ...

Meshtastic has been experiencing a bit of a renaissance lately, as the off-grid, long-range radio text messaging protocol gains a ton of new users. It’s been used to create mesh networks in ...

Tyler has worked on, lived with and tested all types of smart home and security technology for over a dozen years, explaining the latest features, privacy tricks, and top recommendations. With degrees ...

Arduino has just announced the Arduino Matter Discovery Bundle (AKX00081), an all-in-one development kit designed to help ...

The Onvis CS2 isn't just a contact sensor. With a 120dB siren, Thread support, and climate tracking, it's a 4-in-1 security ...

At the CES trade show in January, Kidde announced its first battery-only smart smoke alarm, once again in collaboration with ...

Unlock the power of everyday items with these three clever DIY life hacks! Learn how to craft a compact pen-light using a ballpoint pen, LED, and button cell battery, build a simple electric motor ...

The teenager was researching the Miura-ori fold when Hurricane Helene made landfall in Florida and wildfires raged in Southern California. “I thought maybe these origami patterns, which are strong and ...

Tyler has worked on, lived with and tested all types of smart home and security technology for over a dozen years, explaining the latest features, privacy tricks, and top recommendations. With degrees ...