Flawed. This Ideapad is available for 500 Euros. On the plus side, the laptop offers a strong Kaby Lake processor with dual-channel RAM and lots of storage space. However, the weak case and the dark, reflective screen can cause problems.
http://www.notebookcheck.net/Lenovo-Ideapad-110-17IKB-80VK0001GE-Notebook-Review.190001.0.html
50 HZ PWM should be a typo. Inhumane and technical unachievable even for Lenovo.