I left it on Windows 10S and the battery life has been amazing.

The battery life is amazing

I loved the high-res screen, sturdy build, deep keyboard, excellent speakers, even though the short battery life and 6lb heft made it cumbersome for travel

The battery life is truly amazing

Battery life is awesome, I obtained two days of battery using this device to type essays, browse the web, check email, and watch Twitch Always on for 4 or 5 hours each day (7-8 hours screen on time per day for 14 hours total)