He compares this to a battery-powered light, in which you hook up the wires and electrons flow to make a light bulb turn on.
In other green tech and design news, Hitachi unveiled an impressive new wireless controlled robot to help with the Fukushima Daiichi cleanup and London-based designers Martin Riddiford and Jim Reeves developed the GravityLight, an amazing low-energy, battery-free light that works by harnessing the power of weight and gravity.
Lastly, below the battery slot is an indicator light for wireless connectivity, while another on the right lets you know when the battery is charging.
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Investigations are continuing after battery problems came to light on 787s operated by Japan's top two airlines.
The PaperWhite offers capacitive touch, an updated interface, and 8 weeks of battery life with the light on.
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The light guide is so efficient that Kindle Paperwhite has a remarkable 8 weeks of battery life, even with the light on at all times.
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Kindle Paperwhite is the most-advanced e-reader ever constructed with 62% more pixels and 25% increased contrast, a patented built-in front light for reading in all lighting conditions, extra-long battery life, and a thin and light design.
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Eight weeks of battery life even with the light on. 9.1 millimeters thin. 7.5 ounce.
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Samsung added some creative details like a button that switches play modes and a built-in LED light that communicates battery life.
More than just supplying a battery-free source of light, though, the lantern can function as a charger, thanks to a USB port built into the casing.
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Before the first month was over, BlackBerry issued a significant update promising to improve power management for better battery life, low-light camera performance and third-party app performance.
Several companies have already started field-testing battery-electric passenger cars and light trucks for use in their fleets.
Focus Electric, Fusion Energi plug-in hybrid and C-MAX Energi plug-in hybrid all have an LED charge port that displays a circle of light directly related to battery life.
Japanese aviation officials said data from a Boeing Dreamliner that made an emergency landing show no evidence the battery was overcharged, shedding new light on what went wrong.
Enterprises were willing to deploy iPads because the CEO and departments were screaming for it, and nothing in the Windows world came close to the thin, light, 10 hour battery life and responsive iPads.
In my tests, the battery easily lasted a full day in light to moderate use.
To the charging port's right, a small yellow light turns green when the battery's full.
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The overall build quality feels great, and with the flush battery they are both seriously slim and light.
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To date, the market has been making do with tablets that fail to offer the light weight, ergonomics and battery life needed by healthcare professionals.
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The glow is quite bright, even with the lights on -- we get Amazon's point about wanting to keep it on at all times, so that increased battery life (eight weeks with the light on) is certainly a huge bonus here.
The new fourth generation iPad features the amazing 9.7-inch Retina display and includes a new Apple-designed A6X chip that delivers up to twice the CPU performance and up to twice the graphics performance of the A5X chip, all while delivering an incredible 10 hours of battery life in the same thin and light iPad design.
It's an LED light powered by a lithium ion battery that'll give you around eight hours on a charge.
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We're told to expect an oleophobic Gorilla Glass screen with a standard XGA (1024 x 768) resolution, options for 16GB, 32GB or 64GB of storage, optional WWAN, an accelerometer, gyroscope, light sensor, microphone and a battery that'll last for around eight hours in ideal circumstances.
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From restaurants, where busy servers require a light and durable device with great battery life, to food trucks that require high-resolution displays to be legible in bright sunlight, the updated design and advanced technology included in the new LeafPresenter can meet a wide range of business needs.
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After that it's Derry and onwards until the available light for filming, or the car battery, runs out.
Thanks to an energy saving LED light source, the light-weight presenters offer a long battery life of up to 80 minutes.
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One promising flow battery type is called a vanadium redox battery, and the way it works sheds some light on why these batteries can last so long.
But Friend envisions a time when the casing of a handheld computer or telephone will have one organic polymer that soaks up a room's light and uses it to juice a battery, which then powers one of his hyperefficient OLED screens.
With its new water-resistant design, low-light camera sensor, and removable and rechargeable battery, the Looxcie HD lets users record and stream under nearly any condition, from snow sports to forest trails and sporting events.
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Plus, you can download the solar power app that gives you at-a-glance information about battery levels, and even alerts you when you need more light.
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