Here's How To Tell If A CR2032 Battery Is Bad

Found in Apple AirTags, the CR2032 button cell battery, also known as a coin battery, is actually surprisingly easy to test ...
Circuit Digest

How to Send Email Notifications using ESP32-CAM

This section defines the network credentials and server details required for sending the email. The ESP32-CAM connects to WiFi using the SSID and password. The host address, HTTPS port (443), and API ...
Opinion
PCMag on MSNOpinion

I Taught Myself to Use the Flipper Zero in an Hour, Then Hacked Everything in My Home

It looks like a cute little dolphin-themed toy, but the Flipper Zero is a surprisingly powerful learning tool for hacking. Here's how I mastered mine—and how you can, too.

Donut Lab Solid-State Battery Claim Challenged After VTT Lab Findings

VTT testing says Donut Lab’s “solid-state” battery likely matches lithium-ion; energy density measured at 298 Wh/kg, claims ...
IEEE

Enhanced Low Cost Smart Energy Meter with Theft Detection using IoT

Abstract: Electricity has taken an irreplaceable role in our lives. It powers our homes and enables a vast range of technological advancement over the past few years. It also plays an important role ...