Use every drop of energy from a 9-volt battery by adding it to an LED Blocklite. I was always stumped about what to do with partially depleted, 9-volt smoke detector batteries. They’re usually drained ...

Drumroll please……. We are happy to announce that after much anticipation on the part of Inhabitat readers, Richart Lawson’s in-demand 9Volt Battery LED Lamp has ...

Have a hard time finding a use for the other 9 volt battery you got in that 2-pack? Look no further that Richard Lawson’s charming DIY LED light: 9Vo(l)tive. Just stick one of these suckers on a 9 ...

Here is a Simple LED Volt meter to Monitor the charge level in Lead Acid Battery or Tubular battery. The terminal voltage of the battery is indicated through a four level LED indicators. The nominal ...

In early 2014, the infotainment program Inside Edition aired a segment about the dangers purportedly posed by 9-volt batteries, focusing on a house fire reportedly touched off when improperly ...