Megoo Surface Book Screen Protector 13.5",Blue Light Blocking Tempered Glass/Protect Eyesight/9H Hardness, Also for Microsoft Surface Book 2 (2017 Version) /Not for Surface Book 3 electronics_July2024_update The internal material is high

The internal material is high density steel wire

PNP-PWM output and NPN-PWM output

2 spring-loaded fasteners

our product adopts a fitting structure that maintains its stylish appearance even when extended with no visible thread

Car Center Console Cover

Megoo Surface Book Screen Protector 13.5",Blue Light Blocking Tempered Glass/Protect Eyesight/9H Hardness, Also for Microsoft Surface Book 2 (2017 Version) /Not for Surface Book 3 electronics_July2024_update The internal material is highMegoo Surface Book Screen Protector 13. 5",Blue Light Blocking Tempered Glass Protect Eyesight 9H Hardness, Also for Microsoft Surface Book 2 (2017 Version) Not for Surface Book 3 This Microsoft Surface Book 1 2 13. 5 inch screen protector is made of premium tempered glass, with special coating to filter harmful blue light. It protects surface book from normal usage and protects your eyes. What's the difference between HD clear version and Blue Light