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A battery charger, recharger, or simply charger, [1] [2] is a device that stores energy in an electric battery by running current through it. The charging protocol—how much voltage , amperes, current, for how long and what to do when charging is complete—depends on the size and type of the battery being charged.
A power bank is a portable device consisting of a battery, a charger to interface battery with charging power source and an output interface to provide desired output voltage. [10] Power banks are made in various sizes and typically based on lithium-ion batteries. A power bank contains battery cells and a voltage converter circuitry.
The Sony α 350 (DSLR-A350) is a digital single-lens reflex camera (DSLR) being replaced from 2009 by the similarly specified Sony α 380. It features live view and body-integrated image stabilization .
A 31-year-old man has been charged with murdering his mother in the Republic of Ireland. The body of Mirjana Pap, 58, was found in a bog close to Clonark in County Roscommon on Monday.
"Lithium-iron", "Li/Fe". used as a replacement for alkaline batteries. See lithium-iron disulfide. Li–Bi 2 Pb 2 O 5: Lead bismuthate: 1.5 V 1.8 V Replacement of silver-oxide batteries, with higher energy density, lower tendency to leak, and better performance at higher temperatures. Li–Bi 2 O 3: Bismuth trioxide: 1.5 V 2.04 V Li–V 2 O 5 ...
Left: modern inductive power transfer, an electric toothbrush charger. A coil in the stand produces a magnetic field, inducing an alternating current in a coil in the toothbrush, which is rectified to charge the batteries. Right: a light bulb powered wirelessly by induction, in 1910