To Charge a Car Battery

There's a lot of conflicting information out there when it comes to the best habits for charging a smartphone's battery, so let's clear some of that up right off the bat. Lithium ion batteries (the type used in most modern electronics) start to lose their ability to hold a cha ...more

As we enter the second half of 2018, rumors for the second season of flagships have started to emerge. On the Android side, this means the latest iterations of the Google Pixel, Galaxy Note, LG V series, and Huawei Mate. Thanks to FunkyHuawei and XDA, we now have some solid ru ...more

As awesome as the 2017 Galaxy lineup may be, few can forget the monstrous disaster that was the Note 7's exploding battery. Needless to say, the last thing Samsung wanted was another news story about a problem with the Note 8's battery. Unfortunately, that's exactly where we f ...more

While everyone was marveling at the latest drama over at Magic Leap involving employees last week, a major rumor listed in one of the reports, related to the company's flagship device, was mostly overlooked. "One current issue with the headset is battery life and charging; th ...more

[community/members/babblin5/ Babblin5] is a tenacious tinkerer. Here he shows us HowTo get a dead battery running again. How? Well, it becomes a bit involved as he splices together a cordless drill, voltage regulator, alligator clips, a circuit board and a hand crank. What w ...more

Will smartphone batteries ever last as long as we need them to? Perhaps not. That's why we rely on external batteries to help us stay connected for hours, even days, longer than usual. But in 2018, you don't want to use just any external battery. Modern Android phones have fas ...more

Not sold on Apple's iPhone claims of battery performance? I will show you some simple tweaks and tips to reduce that rapid battery drain and extend the use of your iphone between charges -free. iOS displays the battery level in the top right corner of the status bar. You can ...more

After Apple's recent fiasco, it's now common knowledge that smartphone batteries degrade over time. But aside from causing terrible battery life, a degraded battery can also trick your phone's software into thinking the device has more juice left than it actually does. I'll e ...more

Chinese tech company OPPO has been on the cutting edge of smartphone battery charging since it released its VOOC Flash Charge in 2014. Using VOOC, you can charge your battery from 0-75% in 30 minutes. VOOC Flash Charge can give a dead battery a 75% charge in 30 minutes.. That ...more

Not all batteries are created equal, but one thing's for sure—they all lose capacity over time. Thankfully, the advanced lithium-ion batteries in your MacBook and iPhone are meant to last for several years before they begin to lose their overall charge capacity. Of course, th ...more

Before, the only way to really tell how your iPhone's lithium-ion battery was performing was to use tools such as Geekbench and Battery Life, but now Apple has included some quick battery health checks right into iOS 11. This feature is only available starting in iOS 11.3, so ...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

Here's how to build a sexy looking water-fuel generator that will convert your tap water into an extremely powerful, clean burning gas! Video: . An oxyhydrogen generator, like this one, uses electricity from your car battery to split water into hydrogen and oxygen gasses. Toge ...more

The old "my battery is dead" excuse for not calling your mother may soon be a thing of the past. A team from the Korea Advanced Institute of Science and Technology (KAIST), led by Professor Jo Byeong-jin, has developed a "wearable thermo-element" that can be built into clothin ...more

There was a somewhat recent outbreak of malware on Android, and it came from an unlikely source—the Google Play Store. Several established apps have received updates a few months ago that contained an unwanted add-on called either DU Quick Charge, DU Battery Boost, DU Boost Ch ...more

For years, Samsung has been behind the curve when it comes to fast charging. Up to the Galaxy S10, most of their phones used the very slow Adaptive Fast Charging system. Whether it was the Galaxy Note 7 fiasco or some other reason, Samsung has been reluctant to push the chargi ...more

So you've been using iOS 13 for a little while and noticed your iPhone is pretty slow to charge. Using the 5-watt power adapter out of the box, in the time it used to take your iPhone to charge its battery to 100 percent, your iPhone is stuck at 80% or below instead. That's be ...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

If you're one of the many professionals transitioning to working from home amidst the current pandemic, there's a good chance you're now realizing how far behind your at-home setup is compared to what you had at the office. If you're due for an upgrade but want to stick to a ...more

Closing apps in iOS 6 was different that what is now in iOS 7. Shown in the video below is the old clumsy way of closing apps on the old iPads. Video: . Closing the apps prevents from taking up precious memory, resources and battery charge. Simply quit of the screen with the c ...more

Whether it's a chaotic family day meetup at the beach, barhopping with buddies, or getting stranded in the middle of nowhere with a dead car battery, being able to share your exact location with others using your smartphone makes life easier and less stressful. Apple is makin ...more

Warm water is an essential part of life that we sometimes tend to take for granted. Over one billion people, or roughly one-seventh of the world's population, have no access to hot water. Warm water is not only comforting when showering and bathing, but also helps the body ge ...more

There are plenty of ways to create time-lapse photos and videos, but most of them are taken over the course of several hours. If you want to do a longer term shoot over several weeks or months, you'll need a battery that can last that long, and you probably don't want to leave ...more

We've all been there. Your phone's either dead or barely hanging on with a few minutes of life left, and you only have a small window of time to charge it before you need to head out. Sure, you can charge it for the few minutes you have, but what's the point if your device is ...more

At an event in Mountain View, CA, and watched by fans via live stream on YouTube, Google announced a slew of new products today. Over the last few weeks, there was no shortage of rumors and leaks about what might be unveiled, but now the secrets are out. As expected, Google h ...more

Apple has been in hot water ever since the news that the company slows down iPhones with older batteries. The iPhone maker is now in damage control, offering customers a large, $50 discount on battery replacements. The question for you, though, is does your iPhone need a batte ...more

My OnePlus One easily gets over a day of battery life without a problem, but when I try to charge it, it seems to take just as long. For some reason, no matter what charger you plug your OPO into, it never gets more than USB-level power, meaning that charging times are more th ...more

This is just a simple survival light source. You can use a cheap outdoor solar yard light like the one in the video from walmart. There only about 3 to 5 bucks but you can use them not only as a light source but a way to recharge AA rechargeable batteries. First, it will make ...more

"Millions of us have smartphones with the power to speed up research that will benefit billions of people around the world." - Professor Francois Grey "As mobile phones become more powerful, their computing power can be harnessed and create more processing power than any supe ...more

There are two types of bricks ("brick" as in "bricking your phone")—soft and hard. Soft bricks are recoverable—something has probably gone wrong with some critical system partition, causing a bootloop or inability to boot in some way. Fine. Re-flashing everything should fix th ...more

Maybe not water per-se, but with this simple technique you can turn one of the most abundant materials on earth into a highly explosive gas. WARNING: Ignition of an incendiary or explosive material may not be legal in your area, so check local laws before attempting. Use of t ...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

LG got in on the action at Mobile World Congress in Barcelona by unveiling its new G5 handset on Sunday, February 21st. It will be the first publicly available modular smartphone by a top tech giant. Video: . The Magic Slot The highlight of the G5 is undoubtedly the "Magic Sl ...more

While it's very easy to enable "Low Power Mode" on your iPhone, since Apple will prompt you to enable it once your battery dips below a certain percentage, it's not as obvious as to how to disable it. If you start charging your iPhone, it won't automatically disable it right a ...more

Camping in the rain sucks. It's not enough to deal with your clothes and tent being soaked—it makes starting a fire nearly impossible if you're not carrying waterproof matches. You can buy them pretty much anywhere that sells camping gear, but if you've got regular matches and ...more

Technology ages rapidly. We're conditioned to refresh our iPhones every one or two years, and why wouldn't we? New iPhones are fast, and our old ones inevitably slow down, sometimes to an unusable degree. However, it turns out, there's something we can do about that, and it do ...more

Creator Funditor claims right off the bat that this survival tip could save your life. We think that's slightly dramatic, but it shouldn't take away from his video's utility. The strategy is simple: use the electric charge of the battery and the conductivity of the staple to ...more

This year's SXSW festival had a plethora of news and discussion about autonomous cars, but perhaps none was more exciting than the NIO EP9. The car was first shown off in November in London when it ran the Nürburgring Nordschleife track in record time. If that sounds unfamili ...more

One odd change found in the Android Pie update is that the "Battery" menu no longer lets you see apps that are draining your battery, nor gives access to usage details. However, one quick menu tweak will bring the Battery menu back in line with Android Oreo's, only there's a h ...more

Working from home is going to be a reality for more people than ever. With Twitter CEO Jack Dorsey announcing that his employees will be working remotely for an extended period of time (and even permanently, in some cases), the workforce is rapidly changing. More companies are ...more

While many are familiar with Samsung, I'm pretty sure most Americans couldn't name the second-largest smartphone OEM. It's actually Huawei, and they recently released a spec-sheet dream of a phone in the Mate 20 Pro. So naturally, we wanted to see how it compared to the larges ...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

Ever see those cars so covered in dirt, dust, and grime that someone writes "Wash me" on it using their finger? Well, for those cars' sakes, as well as cases less extreme, a word of advice: procrastination is not a solution — it can only compound the problem. Self-cleaning car ...more

Though not as flashy as Face ID and other features, Low Power Mode has become one of the unsung heroes of iOS. When you're away from a charger, enabling this feature will dial back performance and networking to help you eke out up to three extra hours of battery life. If your ...more

Thanks for stopping by to view my Apple Lightning to Micro USB adapter review. The unit comes in a low profile cardboard box and some misc documentation -none of which appear to include any instructions but I think I can figure out how to use it. The adapter is small and well ...more

Night vision goggles are awesome, but the price? Not so much. Luckily, you can make your own pair that will have you sneaking up on your friends in just a few simple steps. For this project, you'll need to get your hands on an infrared LED array, on/off switch, 9.6 volt batte ...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

BlackBerry's focus on secure software and their new partnership with manufacturer TCL are two of the biggest factors in their recent resurgence. Last year, the company announced two new devices — the KEYone and the BlackBerry Motion. The KEYone has been available for a while, ...more

Excited about experiencing blazing-fast 5G speeds on your iPhone 12, 12 mini, 12 Pro, or 12 Pro Max? Well, that brand new iPhone you just bought might not actually be using 5G, even when you see that 5G symbol in the top right. Unless you follow these instructions, your iPhone ...more

There are two main ways to view how much battery is remaining on an iPhone: the battery level icon and battery percentage. Out of the box, the second-generation iPhone SE only shows the battery level icon in its status bar, which only gives you a rough idea of how much juice i ...more