Charge Lithium Battery

ASUS ROG Phone II : The Gaming Phone for Everyone

Since the Razer Phone's announcement in 2017, we've seen a new subgroup of phones emerge. Gaming phones are now a thing, leading to companies like ASUS creating phones that are thoroughly optimized for the mobile gaming experience. And with their second iteration, they perfect ...more

News : Google Pixel 4 Hands-on Review & Spec Analysis

It's always a big deal when the company that makes Android releases a new phone. Google's Pixel series has made a name for itself in three short years behind its camera prowess, but now it's time to start competing with the major players. That said, Google should like how thei ...more

News : Everything You Need to Know About the OnePlus 7 Pro

The OnePlus 7 Pro is definitely a beast on paper. With a specs page that ticks virtually every box and a price point that undercuts the competition by hundreds of dollars, it's hard to overlook this phone. But before you get too excited, know that OnePlus has repeatedly shown ...more

Ranked : The 5 Best Gaming Phones in 2019

Mobile gaming has exploded in recent years, with experts predicting 2.4 billion global mobile players by the end of 2019. It already accounts for 47% of the worldwide gaming market, besting console and PC. No wonder we've seen the rise of gaming smartphones, a class of phones ...more

How To : Set Up a Wi-Fi Spy Camera with an ESP32-CAM

The ESP32-CAM is a convenient little camera module with a lot of built-in power, and you can turn one into an inconspicuous spy camera to hide in any room. There's only one issue: it does omit a USB port. That makes it a little harder to program, but with an ESP32-based board, ...more

How To : Use LED throwies to add color to your neighborhood

What's an LED Throwie? Watch this video and find out how to light up your neighborhood using colorful LED's and magnets! Yet another great idea for creating neighborhood art from Graffiti Research Lab. LED Throwies are an inexpensive way to add color to any ferromagnetic surf ...more

How To : Use the battery display on the Canon EOS 7D

The new Canon EOS 7D digital SLR camera uses a powerful lithium-ion battery called the Canon LP-E6. You can manage your battery's capabilities with the battery display in your camera. See how in this video. Battery Display: • LP-E6 battery with electronic chip for precise rea ...more

How To : Use Your Kindle 3 eBook Reader Device from Amazon

According to Amazon.com, Kindle was their best-selling item this year, which means many, if not all of you are playing with a brand new Kindle on Christmas Day. Of all of Amazon's Kindle models, the Kindle 3 (6") will be the most common eReader in everyone's hands, either the ...more

How To : Build a hamster wheel to power your PC

Systm is the Do It Yourself show designed for the common geek who wants to quickly and easily learn how to dive into the latest and hottest tech projects. We will help you avoid pitfalls and get your project up and running fast. Search Systm on WonderHowTo for more DIY episod ...more

How To : Recharge non-rechargeable batteries in seconds

This how-to video will show you how to zap charge a non-rechargeable battery with only two wires and a car. Sounds cool, and fun, unless of course you zap yourself. Watch this video circuitry tutorial for more information on this simple, money-saving hack.

How To : Make copper sulfate from copper and sulfuric acid

Watch this science video tutorial from Nurd Rage on how to make copper sulfate from copper and sulfuric acid in three ways. They show you how to make copper sulfate from copper and sulfuric acid using two chemical methods and one electrochemical method. Copper does not direct ...more

How To : Replace the LCD Screen on an LG KF600 Cell Phone

Introduction In this article you will find instructions to replace a broken LCD screen of a LG KF600 phone. To execute these steps a new replacement LCD should be bought beforehand. Stores that sell replacement KF600 LCD screen can be found on the Internet. These instructions ...more

How To : Upgrade Your Motorola XOOM 3G to Verizon's 4G LTE

The Motorola XOOM was just released last week to Android-hungry fans waiting the next best thing to Apple's iPad. But should it have been released, considering Verizon's switching to the 4G LTE network soon? From what I saw across Android forums, yes—because most could not wa ...more

How To : Change your dead car battery properly

Watch this "Grease On Your Hands" video tutorial from the Washington Post to see how to change your dead car battery properly. When servicing any automobile, you should always wear appropriate eye-protection as well as ensure your working environment is properly ventilated. W ...more

How To : Replace an iPhone battery

Let's face it—batteries are Apple's only real downfall when it comes to their products, and the iPhone is no exception. If you're constantly recharging your iPhone's battery, it's probably time for a replacement (battery, not iPhone). You can choose to hand it over to Apple, ...more

How To : Build a Leyden jar and use a capacitor

Simple yet effective, capacitors come in a dizzying array of forms and materials, vital to so many circuits for storage, timing, and filtration - the mighty capacitor! In this installment of the MAKE presents series, Collin Cunningham explains - how to build a Leyden jar, how ...more

How To : Build a portable power pack

If you're a geek, then this power pack will give you a total techgasm. The power pack allows you to charge pretty much anything you can fit into a 12 volt power jack in your car (where the cigar/lighter receptable goes). The power pack is a portable battery, so no need for cha ...more

How To : Properly charge your iPhone or iTouch

Learn how to properly charge your iPhone or iPod Touch in simple steps. Whenever you charge you iPhone let it charge until your battery is completely full. If you unplug in between that point will become the maximum capacity of the battery. Remember not empty you battery charg ...more

How To : Take proper care of your digital camera battery

Extend the life of your camera battery and keep yourself safe from a damaged battery by following these tips. Check the condition directly through your camera, monitor how long it will be until your battery needs replacement, and always charge your battery before it runs compl ...more

How To : Start a fire with steel wool & a 9vt battery

This video shows the viewer how to start a fire using a steel wool and a 9 volt battery. This is done by first selecting a charge battery and clean steel wool. The gently rub the battery terminals across the steel wool and blow gently. The wool should glow and become superheat ...more

How To : Replace a 2nd generation iPod battery

When your iPod is no longer holding a charge, the battery is most likely dead. If your iPod is past Apple's warranty time, you might want to try replacing the battery yourself. You will need a prying tool and a new battery. Watch this video iPod tutorial and learn how to repla ...more

How To : Use the Nikon SU-800 Commander

This video tutorial is going to show you how to use the Nikon SU-800 Commander speed light. It requires only one 123A 3V Lithium Battery. A tiny switch allows you to switch between close-up. Another flash can be connected to it by a long cord. SEL button allows you to select. ...more

How To : Jump start a car with a dead battery

You don't want to get stuck on the side of the road when your car's battery dies. Learn how to charge your car's battery off of someone else's using jumper cables. Don't let a dead battery leave you stranded! Every driver should know how to jump start a car.

News : Hello Emily. Goodbye Pamela Anderson.

There is little design artifice to this device. This EMILY (Emergency Integrated Lifesaving LanYard is a $3500 robot-lifeguard purchased for Malibu lifeguards. Remote-controlled and capable of 28 mph, product testing confirms that EMILY just might be smarter than David Hasselh ...more

How To : Boost the service signal to your cell phone

Cell phones companies are constantly claiming to have the best service in town; but more often than not your service will be patchy. Check out this tutorial for information on how to boost your phone's signal and get the best reception. You Will Need * A fully charged cell pho ...more

News : Military Technology Used to Create Video Game Drone

An iPhone-controlled drone unveiled at the recently held CES is expected to revolutionize the world of video gaming. Called the AR.Drone (AR stands for augmented reality), this new product will literally bring video games to the streets. Via Daily Mail, "The flying saucer-li ...more

How To : Operate the Blackberry 8330

Learn how to operate the latest Blackberry 8330 in simple steps. Follow the steps below to overview the Blackberry 8330: 1. First switch on your Blackberry by pressing the power button on its top. 2. Use the 'Trackball' to navigate around the menu options and press it to selec ...more

How To : Use the Panasonic HVX-200 video camera

The Panasonic HVX-200 video camera is capable of high definition recording, but how do you even use it? This how-to video demonstrates the basic functions you'll need to master to operate this advanced piece of electronic equipment. Follow along and learn how to change and cha ...more

How To : Replace the internal batter in a Sega Dreamcast

How to change the internal battery in a Sega Dreamcast game console. The system must be played for a minimum of two hours a week to keep the battery fully charged as it only will only charge when the console is turned on but the battery should last up two 20 days after the bat ...more

How To : Imrpove battery life on your Motorola Droid

A video from Droidborads.com that shows how you can configure you Motorola Droid smart-phone to minimize battery usage. The main theme of this video is use to the configuration options provided within the phone. It is understood without saying that minimizing battery usage wi ...more

How To : Build USB power chargers

From Systm learn how to build a USB battery supply that can charge your cell phone. In today's episode, we're going to help you build three USB battery power supplies so you never run out of power for your favorite gadgets!

How To : Get started with the Nikon D40 & Nikon D40x

It is a tutorial that explains the basic guidelines of Nikon D40 and D40x cameras. This enables everyone to take photographs successfully and prepare the camera for use. Attach the lens of the camera by rotating towards the right; make sure that no dust gets into the camera. T ...more

How To : Extend the life of your iPhone battery

Low battery – two words you never want to hear. Banish them with these tips. You Will Need * An iPhone * A computer with internet access * An external battery extender Step 1. Lock iPhone Lock your iPhone down when you’re not using it. Press and hold the Sleep/Wake button ...more

Making Electromagnetic Weapons : Semiconductor Lasers

I'm back with the third part to my laser weapon series (see part one and two), and I'll be explaining the function, application, and potential of semiconductor lasers, aka laser diodes. Surely, most of you have used a laser pointer at some point. Whether purchased at a dollar ...more

How To : Build a wind turbine with PVC windmill blades

In this Education video tutorial you will learn how to build a wind turbine with PVC windmill blades. This project when completed will charge a 12V battery. You can turn a motor in to a generator. When you spin the shaft on the generator, electricity is generated. So you get a ...more

How To : Make a pocket USB battery

Change a normal 9v battery into a life saver. If you have ever run out of juice on your phone and could really use a quick charge, then you need a USB battery. Take a look at this instructional video and learn how to create a pocket USB battery. Materials you will need for thi ...more

How To : Save a cell phone after dropping it in water

In this tutorial, we learn how to save a cell phone after dropping it into water. First, dry the phone off as soon as it gets wet then remove the battery and SIM card if you have one. Now, dry the crevices and all small areas of the phone with a towel. Once you have dried the ...more

How To : Make a USB cell phone battery from a 9-volt

Change a normal 9v battery into a life saver. If you have ever run out of juice on your phone and could really use a quick charge then you need a USB battery. list: 1 5.1v zener diode 1 330-ohm resistor 1 9v battery connector 1 9v battery solder and soldering iron (you can ge ...more

How To : Unfreeze a clickwheel iPod

Learn how to unfreeze a click wheel iPod properly in simple steps. If your iPod freezes suddenly while using it, you can easily unfreeze it. Just hold the 'Menu' button and the 'Center' button on your iPod for a few seconds until the iPod turns off and a apple logo appears. No ...more

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