The MacBook Air with M1 chip is a refreshed version of Apple’s famous lightweight laptop. 

The first chip in Apple’s transition away from Intel is the Apple M1, and along with making the silicon official, Apple has showcased a new laptop that will be powered by it. The MacBook Air with M1 packs some serious improvements to battery life and general performance – even if it’s familiar in its design.
…
Continue here:
https://www.trustedreviews.com/news/macbook-air-with-m1-chip-performance-price-battery-life-specs-4108097