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An AC adapter or AC/DC adapter (also called a wall charger, power adapter, power brick, or wall wart) [1] is a type of external power supply, often enclosed in a case similar to an AC plug. [2] AC adapters deliver electric power to devices that lack internal components to draw voltage and power from mains power themselves.
Universal charger or common charger refers to various projects to standardize the connectors of power supplies, particularly for battery-powered devices. Since the publication of the USB Power Delivery standard in 2012, and the USB-C connector in 2014, USB-C has become a widespread standard for charging mobile phones.
This new system accepts various national power plugs and most laptop chargers will function properly at 120 V 60 Hz AC even if sold in 230 V 50 Hz AC markets. Apple offered an EmPower MagSafe power adapter for their MacBook , MacBook Pro , and MacBook Air lines of notebooks, and also included a cigarette lighter socket adapter.
MagSafe was introduced on 10 January 2006, in conjunction with the MacBook Pro, the first Intel-based Mac laptop, at the Macworld Expo. A MagSafe connector is held in place magnetically so that if it is tugged (for example, by someone tripping over the cable), it will be pulled out of the port without damaging the connector or the port, and ...
IEC Technical Specification 62700: DC Power supply for notebook computer is an IEC specification of a common standard for external laptop computer AC adapters.Laptops and AC adapters following this standard will have interchangeable power supplies, which will enable easy reuse of used power supplies (thereby reducing electronic waste) and make buying a new compatible power supply for a laptop ...
used often for laptop computers 6.50 4.10 1.00 U JEITA RC-5322 24 VDC @ 2A Lumberg 1636 06 Epson Photo Scanners V600, etc. 6.50 4.30 1.40 T EIAJ-05, JSBP5 13.5–18.0 V Lumberg 1636 05 Philmore 265 CUI Inc. PP-016 Philmore 214 CUI Inc. PJ-025 OD is of ring at tip Common for Sony laptop computers and scanning radios: 6.90 4.20 0.70 R 7.00 ?? 1.00
The common external power supply (Common EPS) was a European Commission (EC) specification for a universal charger for smartphones sold within the European Union. The specification included the use of a USB Micro-B connector and adherence to the USB Battery Charging Specification .
Tesco Direct was a shopping catalogue and website operated by the British supermarket chain and retailer Tesco. It was supplying non-food goods such as homeware and consumer products with delivery or in-store collection through collection points in Tesco stores. [1] It was run in competition with Argos and Amazon. [2]
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