The handset is equipped with a large battery (2, 520mAh), so the user can enjoy continuous use without fear of the battery running out quickly.
The selling point of the E-rev is that is cuts out "range anxiety" because if the electric charge in the battery runs low the car can use petrol to generate more.
The design makes use of solar panels to create a pergola, and the battery would store unused solar electricity for use at night or during a blackout.
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In the models I tested, the RAZR battery would last between two days whereas I can barely get through one day of use with the iPhone battery.
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Leonhardt said it would be more practical to use solar power to help charge a car's battery and use the more efficient panels mounted on a roof or over a parking area to supply the rest of the electricity needed to drive the engine.
New EU legislation will ban the use of battery cages for egg-laying hens from 2012.
Hybrids, already being sold by Honda and Toyota by the thousands, use battery-powered electric motors to assist traditional internal combustion engines.
In 10 hours of daylight charging the unit gathers up to 20 hours worth of battery power for use in the low-power 8 LED mode, or 10 hours of life if used in 16 LED mode.
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On that crucial dimension, if lithium-ion batteries are a 3, the next best technology, NiMH is a 2, and a lead acid battery, like the one you use in your car, gets a 1.
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The use of a rechargeable battery, which can be charged up with energy from the spring several times, and then occasionally topped up during use, dramatically reduces its size and weight.
The 2100mAh battery powers the unit for about 16 hours of use (60 hours on standby) and can be charged to 70 percent capacity in about an hour.
Agencies of the U.S. Department of Defense and allied military services use the company's battery-powered, hand-launched unmanned aircraft systems to provide situational awareness to tactical operating units through real-time, airborne reconnaissance, surveillance and communication.
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The C-Max Energi has an EV mode button on the center stack that lets the driver choose between three modes: electric-only driving, normal hybrid mode (which blends electric and gasoline engine power as appropriate) or EV-later mode, which reserves the battery pack power for later use.
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It may not get down to the nearly anorexic 7.1mm of the Droid RAZR, but that extra volume is put to good use by the 2, 500mAh battery which, as we'll see later, stomps all over its predecessor.
Plug-in hybrids use mainly electric motors and batteries for propulsion, relegating gasoline to occasional use to extend the battery range.
Furthermore, when presented with the opportunity to use a lithium battery back in 2011, Bombardier instead opted for something more conventional.
Despite the heft, the PlayUp's battery is rated for 10 hours of use, which is disappointingly just under half of the 360's replaceable cell.
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But the electricity generated is stored in a battery or a bank of capacitors for later use by the vehicle itself.
Among less expensive solutions, Nissan engineered the 2013 Leaf with a new range-extending drive mode the company says can increase the distance it can travel on a single charge by up to 15%, to 84 miles, by allowing the customer to choose to use up 100% of the energy stored in the battery.
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Only four hours of charging prepares the battery for up to two weeks of use, depending on the extent of daily use.
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Moreover, he derides as "pseudo science" the battery of chemical and other tests restorers use to determine what art works originally looked like.
When you use a battery, the lithium ions then move from the anode to the cathode and let loose of electrons in the process.
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It comes with a miniature aerial (MCX), a rod aerial with magnetic base and removable suction cup, a printed Quick Start Guide, and a USB charging cable (intended for use with the EyeTV Mobile battery, not designed to charge an iPad).
But soon they will have the processing power, memory and battery life to use speech.
Both devices use a battery to power the storage and the WiFi connection.
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The Dreamliner is the first private jet to use a lithium battery, according to Tsutomu Nishijima, a press officer for GS Yuasa.
Why not use solar power to augment the battery in a smartphone?
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As headsets go it feels comfortable, lighter than many gaming headsets, but the battery is clocked for two hours of full use or up to eight hours on a "typical usage profile".
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The fan and circulation pump use only 3.5 to 10 amps from the truck's battery -- which means there's no danger of draining the battery, Webasto says.
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