Batteries supplied with luminara candles leak badly.
If you've got a Luminara electronic candle with the original batteries that came pre-fitted, then I strongly recommend you remove…
Well this video didn’t turn out too well!
This was going to be a video on the replacement of batteries in a Luminara candle... Right up to the…
Did it died? testing a psu after exploring the transformer
I thought I might have damaged the windings while cutting away tape on the transformer of a 12V power supply,…
Checking the build quality of a 12v 1.5a inline power supply.
I like to check out the build quality of anything I'm actually going to use, so this is a look…
Using a waterproof flashlight / torch as a waterproof battery pack.
Poundland sell a few different versions of this flashlight throughout the year. They do the traditional tungsten version as featured…
Led tape voltage drop on long runs.
While testing some newly acquired warm white 12V LED tape (5050 and 3528) I noticed that the current for the…
Car ozone ionic air freshener teardown.
Teardown of a compact air freshener that plugs into your cars cigarette lighter socket and freshens the air with ozone…
Fixing the batteries that make a bad connection in your charger.
Most batteries come with a raised area on their negative terminal to allow the heatshrink sleeve to curl round at…
Usb powered string of leds with clever current sharing trick.
I bought these as a convenient source of long parallel arrays of LEDs suitable for hacking into outdoor solar lights.…
A look inside a narrow beam 20w led floodlight. 30 degree beam.
I bought these floodlights to examine because one has a very narrow beam angle (30 degree) and both had what…