A wet morning at the Nanjing outdoor show
We took a small stand to a regional outdoor trade fair. The headline lesson was about the floor, not the products.
When the motion sensor wouldn't stop blinking
A batch of sensor headlamps kept switching on by themselves. Here's what was actually going on.
What a mining buyer actually asks for
An industrial customer wanted more than a bright beam. Their paperwork list taught us a few things.
We tested runtime for two weeks. The spec sheet was optimistic
The box says one number. Our bench, and a cold balcony, said another. Here's the honest version.
