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Poldina PRO Rechargeable LED Table Lamp. In the world of cordless lamps, this popular model is a classic. Available in a slew of colors, it works for both indoor and outdoor use, comes with a ...
From desk and floor lamps to bedside options, these cordless lamps will elevate your home with the flick of a switch. LED and battery-powered options galore! You'll Never Use the "Big Light" Again ...
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The light output of an incandescent lamp in a flashlight varies widely depending on the type of lamp. A miniature keychain lamp produces one or two lumens. A two-D-cell flashlight using a common prefocus-style miniature lamp produces on the order of 15 to 20 lumens of light [11] and a beam of about 200 candlepower.
Inductive charging (also known as wireless charging or cordless charging) is a type of wireless power transfer. It uses electromagnetic induction to provide electricity to portable devices. Inductive charging is also used in vehicles, power tools, electric toothbrushes, and medical devices.
Aladdin Industries filed key "Aladdin Lamps" patents in 1954 and 1956, [1] [2] and commercial models were available by 1955. [3] However, due to low electrical efficiency and high price of the vacuum tube-based product, the concept was not popularized until later versions of the touch mechanism used integrated circuits and transistors to improve efficiency and reduce cost in the mid 1980s.