Collaborate Disseminate
There are many ways to lock a door. You could use a keypad, an RFID card, a fingerprint or retina scan, Wi-Fi, Bluetooth, the list goes on. You could even …read more Continue reading Flashlight Door Lock Is a Bright Idea
Medical equipment is not generally known for being inexpensive, with various imaging systems usually weighing in at over a million dollars, and even relatively simpler pieces of technology like digital …read more Continue reading Blood Pressure Monitor for Under $1
Cyberpunk is full of characters with cool body mods, and [bsmachinist] has made a prosthetic eye flashlight (TikTok) that is both useful and looks futuristic. [via Reddit] [bsmachinist] has been …read more Continue reading Skull Lamp Illuminates the Cyberpunk Future
Some of the hacks we see make us wonder why they aren’t already a commercial product, and this electric toothbrush turned rechargeable flashlight is one of them. Sure, these things …read more Continue reading Toothbrush Goes from Mouth-Whitening to Room-Brightening
Non-contact voltage probes have been around a while and some test equipment now has them built-in. This is one of those things that you probably don’t think about much, but …read more Continue reading Non-Contact Probe Works Better with a Little More Complexity
If you’re a flashlight person, you know that there’s little you would do to get the brightest, most powerful, most ridiculous flashlight possible. You might even decide to build yourself …read more Continue reading Own the Night with This Ludicrously Bright DIY Flashlight
For some reason, I’m always interested in why things are called what they are. For example, I’ve been compelled in the past to research what Absorbine Senior is. Not that …read more Continue reading 101 Uses for an Everready — Flashlight History
Conductive filament isn’t an ideal electrical conductor, but it’s a 3D-printable one and that’s what makes [Hercemer]’s 3D-printed flashlight using conductive filament work. Every part of the flashlight is printed except for the 9 volt battery and LEDs. Electrically speaking, the flashlight is a small number of LEDs connected in …read more
Continue reading 100% Printed Flashlight: Conductive Filament and Melted-in Leads
It’s always good to have a torch on hand for emergencies. Unfortunately, sometimes these torches can be forgotten, and wind up with dead batteries when you need them most. For those cases, this build from [techrallyofficial] is just the ticket.
Instead of a battery, the torch relies on a 1.5 …read more
Sometimes the simplest hacks are the most useful ones, and they don’t come much simpler than the little supercapacitor LED flashlight from serial maker of cool stuff [Jeremy S. Cook]. Little more than an LED, a supercapacitor, USB plug, and couple of resistors, it makes a neat little flashlight that …read more
Continue reading A Supercapacitor Might Just Light Your Way One Day