Providing an output of more than 120 lumens of white light in a package with a footprint of 3 x 1 cm, the Ostar LED-based illumination module sets brightness and size records as a replacement for ...

No one likes a flickering light source, but lighting is often dependent on the quality of a building’s main AC power. Light intensity has a close relation to the supply voltage, but bulb type plays a ...

The Yeelight color smart bulb is bright enough and boasts some clever lighting features, but its quirky app gave us trouble. One of the few smart bulbs we’ve seen that is compatible with Alexa, Google ...