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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.
Miniature LED flashlight on a key chain, powered by lithium primary coin batteries. Light output from LED flashlights varies even more widely than for incandescent lights. "Keychain" type lamps operating on button batteries, or lights using a single 5 mm LED, may only produce a few lumens. Even a small LED flashlight operating on an AA cell ...
A solar flashlight with built-in radio. Solar powered flashlights (American English) or solar powered torches (British English) are flashlights powered by solar energy stored in rechargeable batteries. Most of these flashlights use light-emitting diodes lamps [1] [2] since they have lower energy consumption compared to incandescent light bulbs. [3]
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 ...
A flash drive consists of a small printed circuit board carrying the circuit elements and a USB connector, insulated electrically and protected inside a plastic, metal, or rubberized case, which can be carried in a pocket or on a key chain, for example. Some are equipped with an I/O indication LED that lights up or blinks upon access. The USB ...
The wireless controllers run on either AA batteries (Alkaline or rechargeable) or on a rechargeable battery pack. The wired controllers may be connected to any of the USB ports on the console (the number of ports depends on model: old-style 360s have two at the front and one on the rear, while Xbox 360 S units have two at the front and three at ...