Lenovo Chromebook models have ChromeOS as their operating system. Log in with your Gmail account and work anywhere in the cloud with the apps from the Chrome Web Store such as Google Docs and Google Sheets. Or install Android applications from the Google Play Store on a Lenovo Chromebook. Lenovo Chromebook models are light, fast, energy-efficient, and available as a regular laptop and as a 2-in-1. You can use a 2-in-1 as a laptop and tablet by flipping the touchscreen 360 degrees. Thanks to the energy-efficient ChromeOS, you can work on a Chromebook all day without using a charger.