Homemade Battery Charger

You can do a lot more with playing cards than you'd think, like turn them into gift boxes, fling them like throwing stars, and make them levitate or disappear. You can even make them recharge your batteries. Instructables user Shawn Frayne was sick of having a bunch of dead ba ...more

Paper clips and any kind of power adapter that gives 5 volts will do the job for charging your phone battery. Video: . Make sure you subscribe to my YouTube channel for more awesome videos from the macobt projects!

How To Install a Battery Float Charger Maintainer On Your ATV Video: .

With portable devices being a necessity in modern everyday life, they may be subject to overuse, improper charging, or normal wear and tear. For those people who carry around their smartphone or iPod with them all of the time, how many times have you been out and about just to ...more

What's the first thing you would do once you realized you were lost in, say, a desert? If you're like me, you would immediately pull out your cell phone and start dialing every number. But what if you have no service? What if your battery is dead? If you make this survival so ...more

Your iPhone's almost out of battery power, there's no wired or wireless charger in sight, and you left your portable power bank at home. You don't want your battery to die, but you still need to use your iPhone. This is when Low Power Mode comes in handy, but you could be wast ...more

Musical boxes are best known for their kitschy designs and somewhat trivial renditions of musical masterpieces. They tend to frequent the dresser of young girls or elderly woman hanging on to their youth, and for the most part, they remain cutesy and harmless, but when feature ...more

For most people, New Year's Eve means watching the ball drop in Times Square. It means celebrating the New Year with friends and family. Countdown parties, clocks, confetti... passing out before the clock strikes midnight because you drank too much. But there's one more thing, ...more

Before jumping right into becoming the next James Neely or Moose Peterson, you're going to have get situated with your new digital SLR. No matter if you purchased the Canon EOS 5D Mark II body and lens separately or together, you've got everything you need to get started excep ...more

Planning the Trip Get lots of brochures Send for brochures of the places you will be visiting. Make a travel book with the brochures to get the grandchildren and their families excited. The best place to contact for these brochures are the Visitors Bureaus or the Chamber of ...more

WonderHowTo is made up of niche communities called Worlds. If you've yet to join one (or create your own), get a taste below of what's going on in the community. Check in every Wednesday for a roundup of new activities and projects. Thanks to all of our active moderators and ...more

WonderHowTo is made up of niche communities called Worlds. If you've yet to join one (or create your own), get a taste below of what's going on in the community. Check in every Wednesday for a roundup of new activities and projects. First off, thanks to all of our moderators ...more

I love making beeps and bloops with the Arduino pitches library, but sometimes archaic 8-bit tunes just don't cut it. Whether you want your robot to terrify your enemies with a demonic synthetic voice, you just need a pocket boom box on the go, or you want to a miniature guita ...more

Spent the weekend with Sprint's new phone, the HTC Evo G4. Specification wise, it's better than Verizon's Incredible and T-Mobile's HD2. Apple will be announcing the new version of their phone this week. If it's comparable to leaked phone shown over at Gizmodo, then to say whi ...more

Written by JD Coverly of WonderHowTo World, LoadSave:We've spent the last week with Sprint's new phone, the HTC Evo 4G. Specification wise, it's better than Verizon's Incredible and T-Mobile's HD2. Apple has unveiled the new version of their phone this week and thankfully it's ...more

I feel like doing a bit of chemistry today, how about you? To my knowledge, thermite is the hottest burning man-made substance. Thermite is a pyrotechnic composition of a metal powder and a metal oxide that produces an exothermic oxidation-reduction reaction known as a thermit ...more

For most people, the battery life on a DSLR is more than sufficient, but if you want to do a really long exposure or time-lapse, one charge might not last long enough to get the shot you want. You can always connect it to an extension cord to charge while you shoot, but that c ...more

I was in college, and my 15-inch Sony Vaio laptop was my prized possession. It was my first PC and probably the most important thing I brought with me to my dorm — it was both how I completed my assignments and my primary source of entertainment. How could it turn its back on ...more

HTC claims to have improved the One M8's battery life by 40% over its predecessor, but there is always room for improvement. Our phones are pretty much glued to the front of our faces, whether we're drafting important emails or killing time on YouTube, and a rapidly draining ...more

It wasn't Christmas, but for Amazon Prime members, it was darn close: Amazon Prime Day, one of the biggest shopping days of the year, came and went earlier this week. Unfortunately, there weren't many Prime Day-specific deals to be had for augmented reality fans, but that does ...more

2019 has been a great year for smartphone batteries. Several phones have topped the 5,000 mAh threshold, and Apple finally went all in on 18 W USB PD charging, which means millions of new users are finally taking advantage of fast charging. All of this gets even better when yo ...more

Battery life is precious to all mobile device users, and nothing is worse than running out of it. The only thing that can save a device from the dreaded low battery warning is the charger, but who carries those around? Most of the time, what drains a device's battery is the c ...more

Several Samsung phones have a feature that turns the screen black and white when the battery is getting low. This takes advantage of the AMOLED display in these devices, because unlike red, green, and blue pixels, no battery power is used to display black pixels on this type o ...more

New filings with the FCC released on Monday show that Samsung's forthcoming Galaxy S7 Edge will feature a 3,600 mAh battery. While this news might not satisfy everyone who is unhappy that Samsung did away with removable batteries, this should mean that the S7 Edge will be able ...more

Smartphones are vital travel companions. While you're on the go, they connect you with loved ones back home, help you find tickets and passes for tourist attractions, and make it easy to find your way through foreign roads — but even the most powerful smartphone could use help ...more

The Raspberry Pi is a credit card-sized computer that can crack Wi-Fi, clone key cards, break into laptops, and even clone an existing Wi-Fi network to trick users into connecting to the Pi instead. It can jam Wi-Fi for blocks, track cell phones, listen in on police scanners, ...more

In recent weeks, thousands of Nexus 6P users have reported that their devices are shutting down with 30% or more battery life remaining. The phones won't start back up until they're plugged into a charger, so it's as if the battery completely dies even though there is plenty o ...more

When you look at your status bar on your iPhone, you'll almost always see the battery icon, which gives you an estimate of how much battery life you have left before you need to charge the device. What you won't always see is the exact battery percentage, but there are multipl ...more

Whether you're in high school or college, you no doubt will have your iPhone in your pocket all day long. To make your iPhone last the whole time and even help you out with your studies, these are the accessories you'll want to get your hands on. You might not think you need ...more

With iOS 12, Apple is making up for mistakes from the past, with iPhone batteries being no exception. The new update builds upon both battery health and performance throttling tools introduced in iOS 11.3 by offering users more information about your iPhone's battery usage tha ...more

When it comes to squeezing as much battery life as possible out of our smartphones, most people aim for software solutions, or ones that can otherwise be easily managed right from the touchscreen. Managing Wi-Fi and data connections, fine-tuning screen brightness, and install ...more

In 2017, Google introduced a new feature called Fast Pair. This made discovering and pairing Bluetooth devices completely stress-free, as it eliminated the need to fumble through settings. Google has now made it even easier, so Fast Pair is a must-have feature for your next he ...more

The Galaxy S5 comes with an awesome feature for those times when you're running low on battery life with no charger in sight. Ultra Power-Saving Mode allows you to cut back on non-vital services and convert your phone's display into a juice-saving grayscale mode to greatly ext ...more

Innotek, an LG subsidiary, announced today (link is in Korean) that it has developed a 15-watt wireless charging module that can recharge a battery three times faster than other wireless chargers available on the market. LG Innotek says its new wireless charger is able to cha ...more