Inside an eco obd2 chip tuner fuel saver.
I'm not sure about this thing at all. The idea is that you plug it into your cars OBD2 diagnostics…
How pir modules work and using them to control led strings.
Thanks to the wonders of the Arduino, there are a load of useful electronic modules available on ebay at ridiculously…
Boosting the battery capacity of a rechargeable work light.
It seemed a shame that the little 10W LED work lights only had two cells when there was seemingly space…
Create smoke from your hands. with hidden gadgetry
I was contacted by a magician for technical advice regarding a manufactured smoke effect that was proving to be unreliable.…
Inside a laser star effect projector and mods.
These effects aren't new, but I thought it was time to take a look at a current model and see…
Chinese e-stop button teardown. all forty bits of it!
Thanks to China's heavy industry, eBay is awash with just about every industrial control component you could desire. OK, not…
A look inside a diamond led downlight.
At first glance this looks quite a pleasing light, but its output is very low for the power consumed. This…
A look inside a little led swivel spotlight.
A random little swivel LED spotlight from ebay, that uses a common inline LED driver and a 1W or 3W…
Smokin’ ebay 100, 200 and 500 led fairy light strings from china.
Part of me loves these strings of lights because they are cheap and cheerful, but part of me also knows…
Extra dangerous electrocute-o-daptor with lamp test feature.
It's sometimes hard choosing which mains plug adaptor is the most exciting. I think this one is a good contender…