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Rechargeable LED Camping Lantern Flashlight. In the event of an emergency, LE’s rechargeable LED Camping Lantern provides a bright 1,000 lumens of light able to travel over 1,640 feet. Indicator ...
A set of modern LED flashlights. A flashlight or electric torch (Commonwealth English), usually shortened to torch, is a portable hand-held electric lamp.Formerly, the light source typically was a miniature incandescent light bulb, but these have been displaced by light-emitting diodes (LEDs) since the early 2000s.
Intrinsically safe mobile phones must meet special battery design criteria in order to achieve UL, ATEX directive, or IECEx certification for use in explosive atmospheres. Only properly designed battery-operated, self-contained devices can be intrinsically safe by themselves. Other field devices and wiring are intrinsically safe only when ...
2011: A variety of LED and rechargeable flashlights introduced. These include the ML100 and the rechargeable/C Cell LED ML125; 2011: Maglite XL200: This is similar to the XL100 but offers higher lumen output. 2012: Mini Maglite AA Pro 215 Lumens and Mini Maglite AA Pro+ 245 Lumens.
However, SLEDs from certain component manufacturers are on the market featuring intrinsically safe designs with high robustness against optical back reflections. To a similar extent as laser diodes, superluminescent light emitting diodes are sensitive to electrostatic discharges and current spikes e.g. from ill-designed driver electronics.
The linear induction, Faraday flashlight, or "shake flashlight" is another type of mechanically powered flashlight. It has been sold in the US beginning with direct marketing campaigns in 2002. This design contains a linear electrical generator which charges a supercapacitor which functions similarly to a rechargeable battery when the ...
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