Best Early Black Friday Deals at Home Depot and Lowe's

You can find discounts on large and small kitchen appliances, washers and dryers, tech gear, and moreBy Samantha B. GordonIf ...

Aqara’s cord-free presence sensor runs for up to three years on battery power

The $50 sensor runs on two coin cell batteries so you don’t need a nearby power source for installation.

First graphene-based solar cells used to power temperature sensors

Researchers at the University of Arkansas and the University of Michigan have reported the first use of ultra-low power ...
pv magazine International

Sensorless approach for PV panel temperature monitoring

Researchers in United Arab Emirates have developed a novel model that relies on either the open-circuit voltage or the maximum power point voltage to estimate PV module operating temperature without ...