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2. Lithium-ion battery - Wikipedia

   en.wikipedia.org/wiki/Lithium-ion_battery

   A lithium-ion or Li-ion battery is a type of rechargeable battery that uses the reversible intercalation of Li + ions into electronically conducting solids to store energy. In comparison with other commercial rechargeable batteries, Li-ion batteries are characterized by higher specific energy, higher energy density, higher energy efficiency, a longer cycle life, and a longer calendar life.

3. Amazon Prime Is Going Up in Price—Here’s How to ... - AOL

   www.aol.com/amazon-prime-going-price-delay...

   The post Amazon Prime Is Going Up in Price—Here’s How to Delay the Increase appeared first on Reader's Digest. Amazon Prime membership is increasing across the board for all members—students ...

4. Price adjustment (retail) - Wikipedia

   en.wikipedia.org/wiki/Price_adjustment_(retail)

   For example, if a customer buys a TV for $300, and it drops in price by $100, they can go back to the retailer to ask for a price adjustment and get the difference returned to them, often in cash. Retailers with price adjustment policies include Macy's, the Gap, and Staples. Price adjustment are not the same as return policies. With price ...

5. Amazon Prime - Wikipedia

   en.wikipedia.org/wiki/Amazon_Prime

   Amazon Prime electric delivery vans in north London. In 2005, Amazon announced Amazon Prime as a membership service offering free two-day shipping within the contiguous United States on all eligible purchases for an annual fee of $79 (equivalent to $123 in 2023) [4] and discounted one-day shipping rates. [5]

6. Lithium - Wikipedia

   en.wikipedia.org/wiki/Lithium

   Both lithium-6 and lithium-7 produce tritium when irradiated by neutrons, and are thus useful for the production of tritium by itself, as well as a form of solid fusion fuel used inside hydrogen bombs in the form of lithium deuteride. The US became the prime producer of lithium between the late 1950s and the mid-1980s.

7. Lithium iron phosphate battery - Wikipedia

   en.wikipedia.org/wiki/Lithium_iron_phosphate_battery

   Lithium iron phosphate modules, each 700 Ah, 3.25 V. Two modules are wired in parallel to create a single 3.25 V 1400 Ah battery pack with a capacity of 4.55 kWh. Cell voltage Minimum discharge voltage = 2.0-2.8 V [27] [28] [29] Working voltage = 3.0 ~ 3.3 V; Maximum charge voltage = 3.60-3.65 V [30] [28] Volumetric energy density = 220 Wh/L ...