Havis ChargeGuard Auto Shut-off Timer, the latest version of the original automatic shutdown device, is more than an on/off timer for mobile electronics. It's a unique, easy-to-use, intelligent ...

The Lutron Caseta HomeKit dimmer and switch lineup is a compelling option, as you get hardwired switches that work like standard ones but can also be controlled with HomeKit, Alexa, Google Assistant, ...

My favorite smart switches are getting a useful upgrade (one they should’ve already had!). A new Auto-Off Timer in the Lutron app lets you set the switches to turn off a set amount of time after ...

The circuit in Figure 1 provides a simple and inexpensive way to protect one of the most valuable components in portable applications: the battery. Applications include all portable equipment that ...