What is black light?

What is black light?

Find out all about UV light, what it is and what it is used for. Learn how to turn your mobile phone into a homemade black light torch.

Uses of an electrical timer

A timer allows us to automate the switching on/off function of electrical devices or reduces electricity consumption, among many other things.

How to fix a flickering LED bulb?

Have you replaced your old halogen bulbs with LEDs and they are flickering? Don’t worry. We explain you how to solve the flickering of an LED bulb in a simple way.