Facebook Lite is smaller than the regular Facebook app. It's useful when your internet connection is weak as it's compatible with speeds down to 2G.
Facebook 'Lite' App Targets Emerging Markets
Facebook vs. Facebook Lite - All the Differences Explained
Facebook Lite app is just 252KB, supports Android 2.2 and up
Facebook Lite for Small Bussiness: Avinash Chandra's App Insights
Download Facebook Lite APK & Connect with Anyone, Anywhere
Difference Between Facebook and Facebook Lite
The practically weightless Facebook Lite app is finally here
What Is Facebook Lite? - Search Engine Insight
Facebook Lite for Small Bussiness: Avinash Chandra's App Insights
What Is Facebook Lite and Can It Replace Facebook?
Facebook vs. Facebook Lite - All the Differences Explained