Kindle devices with firmware 5.14+ show model name in Device Info section. Device Info shows Wi-Fi MAC address, firmware version, and other details
AC alternates in direction and magnitude periodically. First invented by Michael Faraday in 1832. Common frequency is 50-60Hz in most countries. Used in lights, motors, and electricity transmission
Always turn off laptop and unplug before cleaning. Use microfiber or lint-free cloth, not regular towels. Remove power cord to prevent damage
List contains 50 lessons and 1584 words categorized by CEFR level. Covers both technical and everyday items. Includes words for equipment, devices, and appliances. Features vocabulary for fashion, clothing, and accessories
Household goods are tangible personal property used within households. Businesses producing household goods are categorized as Cyclical Consumer Products. Three main subcategories: electronics, appliances, and home furnishings
iPod Nano introduced in September 2005 as replacement for iPod Mini. First generation featured 176x132 pixel screen and 1-4GB storage. Design started nine months before launch, launched in black and white