Fresh hacks every day
This isn’t a brightest flashlight in the world type of hack (but it does manage to push about 1000 lumens). [Stephen Webb] is finding a use for leftover parts by building his own simple LED flashlights. As you can see, he uses PVC parts available at any hardware or home store. These are a good choice; they’re cheap, light … Read the rest
[Jay Kickliter] built his own coin cell battery recharger. This won’t work on the vast majority of coin cells as they are manufactured as disposable parts. But there are rechargeable options out there with model numbers that start with LR instead of CR. In this case he tailored the charging circuit around MCP73832 IC and chose components best suited … Read the rest
With grand plans of tenting out for several days at a music festival [Josh] needed a way recharge his portable devices. In the past he’s lugged around a 12V battery with him, but this year he wanted to make things easier. He ended retrofitting a camping light to do the job with the help of the summer sun.
The … Read the rest
[Brian Knoll] still uses his Super Nintendo with relative frequency, and he just can’t get enough Super Scope action. If you never owned one, the Super Scope can be a ton of fun, but it’s also an incredible battery hog. It eats through AA batteries by the caseful, so [Brian] wanted to make the switch to rechargeable cells. Since NIMH … Read the rest
[Salvatore Ventura] likes a close shave from an electric razor, and nothing shaves closer than a new set of blades. After shelling out for some sharp ones, the rechargeable batteries died so he set out to replace them with a couple of double A’s (not the ones pictured above as those are alkaline).
This fix actually increased the original battery … Read the rest
It’s no secret that wireless mice can eat through batteries pretty quickly. Rather than keep a fresh supply of AAs on hand at all times, [Phil] decided he would convert his mouse to use a rechargeable lithium polymer battery instead.
This isn’t the first time we’ve seen a cell phone battery crammed into a mouse to increase capacity, but … Read the rest
If you enjoy photography, radio controlled vehicles, or any other activity that requires you to keep multiple sets of rechargeable batteries on hand you know how much of a pain it can be if you get a dead battery mixed in with your charged batteries. This easy approach to managing your batteries while on location does not require fancy electronics, … Read the rest
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