Collaborate Disseminate
If you’ve ever worked with adding lithium-ion batteries to one of your projects, you’ve likely spent some quality time with a TP4056. Whether you implemented the circuit yourself, or took …read more Continue reading Playing Around with the MH-CD42 Charger Board
It’s perhaps not fair, but even if you have the best idea for a compelling video, few things will make people switch off than poor lighting. Good light and plenty …read more Continue reading Good Lighting on a Budget with Cordless Tool Batteries
For most people, a battery pack that’s misbehaving simply means it’s time to get a new battery. But when the battery in their ThinkPad wasn’t able to muster up more …read more Continue reading Sniffing Around Inside a ThinkPad Battery
It’s no exaggeration to say that the development of cheap rechargeable lithium-ion batteries has changed the world. Enabling everything from smartphones to electric cars, their ability to pack an incredible …read more Continue reading OSHW Battery Tester Aims to Help Tame Lithium Cells
For the cautious, a good piece of advice is to always wait to buy a new product until after the first model year, whether its cars or consumer electronics or …read more Continue reading Building Experience and Circuits for Lithium Capacitors
We don’t know much more than what we see with [Kounotori_DIY]’s battery loader design (video embedded below) but it just looks so cool we had to share. Watch it in …read more Continue reading Swapping Batteries Has Never Looked This Cool
Tinkerers and tech enthusiasts, brace yourselves: the frontier of biohacking has just expanded. Picture implantable medical devices that don’t need batteries—no more surgeries for replacements or bulky contraptions. Though not …read more Continue reading Batteries Not Included: Navigating the Implants of Tomorrow
Remember Duracell’s PowerCheck? The idea was that a strip built into the battery would show if the battery was good or not. Sure, you could always get a meter or …read more Continue reading What Happened to Duracell PowerCheck?
Ever want a seriously powerful PCB for charging a Li-Ion pack? Whatever you want it for, [Redherring32] has got it — it’s a board bearing the TPS25750D and BQ25713 chips, …read more Continue reading Need High-Power Li-Ion Charging? How About 100 W
Everyone loves, and should respect, lithium-ion batteries. They pack a ton of power and can make our projects work better. I’ve gathered a number of tips and tricks about using …read more Continue reading Lithium-Ion Battery Hotswapping, Polarity, Holders