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Mechanically powered flashlights were distributed by aid organizations to survivors of the 2010 Haiti earthquake since electric power was lost for a long period. A mechanically powered flashlight (UK: mechanically powered torch) is a flashlight that is powered by electricity generated by the muscle power of the user, so it does not need ...
It also has an LED flashlight on the side and three sources (hand crank, solar panel and built-in rechargeable battery) to power it. Plus, it's easy to carry and transport at just 0.5 pounds.
LEDs can be significantly more efficient than incandescent lamps, with white LEDs producing on the order of 100 lumens for every watt, compared to 8-10 lumens per watt of small incandescent bulbs. An LED flashlight has a longer battery life than an incandescent flashlight with comparable output. [10] LEDs are also less fragile than glass lamps.
It can go between 25 to 55 miles per charge, according to the company, and the battery takes 3.5 hours for a full charge. The high speed brushless motor is designed for better hill-climbing power ...
Just prior to World War II, a standard 90-degree battery-operated flashlight was adopted for the U.S. Army with the designation TL-122. [4] The TL-122 was itself a slightly altered version of the angle-head, brass-bodied Eveready Model No. 2694 Industrial flashlight and the No. 2697 Boy Scout flashlight, first introduced in 1927.
1988: One AAA cell battery (Maglite Solitaire) Mag Instrument's key chain flashlight. 2006: Maglite LED Flashlight and Upgrade Module: 3-watt Luxeon III LED from Lumileds. [2] 2006: Mini Maglite LED 2AA. 2008: MagCharger: Upgraded Nickel/Metal Hydride battery pack increases charge time and second generation Halogen bulb increases light output.
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