Inside a swirling holographic star pyramid amazingly deep 3d effect
For its simplicity this is a great visual effect. A 3D chamber with bright stars floating around inside it. It's…
Temu 100w led floodlight is exactly what you’d expect…..
It's probably just as well this light isn't actually a 100W floodlight, since the basic heatsinking would result in very…
Excellent sunset light is an ideal project base
This style of light is commonly available on eBay and other online platforms. This one came from a UK outlet…
Inside a spaceman laser nebula projector
This unit is actually pretty good. It produces an RGB nebula effect with a laser starfield. The design is solid…
Cheap cordless wall light – perfect as a project case
This unit is powered by three AA cells, but could be hacked to a USB supply. The manufacturer has tried…
Modifying temu led bulbs – really neat circuitry
Having ordered a box of what I thought were going to be at least 220V (Chinese voltage) bulbs I was…
How a vehicle molecular de-icer works
These things are all over the usual online selling platforms at the moment, so I thought I'd buy some and…
Inside a shangfang temperature controller
Compared to the generic eBay units, this temperature controller is much better built and uses traditional power components and an…
Different panel meter module with zap risk
Although this module's design is different to the last one I looked at, it has some pros and cons. Better…
Let’s talk about vci corrosion inhibitors
If you've ever seen the little bit of brown paper wrapped around a new bearing or tool, and wondered what…