A tempered glass screen protector is a widely used protective device that effectively protects your mobile phone screen from scratches, bumps and other damages. Here are some common types of tempered glass screen protectors:

1. Full Coverage Tempered Glass Screen Protector: this type of protector usually covers the entire phone screen, including edges and corners. It provides full protection against any kind of damage to the phone screen.

2. Semi-coverage tempered glass screen protector: This protector usually covers only a part of the phone screen, such as the centre or edge area of the screen. It can provide a certain level of protection but may not be able to fully protect all parts of the phone screen.

3. Scratch-resistant tempered glass screen protector: This protector is usually made of a special material that effectively protects the phone screen from scratches and abrasions. It can provide long time protection and keep the mobile phone screen clear and bright.

4. Drop-proof tempered glass screen protector: this protector usually adopts special material and design, which can effectively prevent the mobile phone screen from being damaged by impacts and drops. It can provide a higher level of protection and make the mobile phone screen safer.

5. Anti-fingerprint tempered glass screen protector: this kind of protector usually adopts special materials and coatings, which can effectively prevent fingerprints and smudges on the mobile phone screen. It can provide a cleaner and more hygienic using experience.

6. Anti-Blue Light Tempered Glass Screen Protector: This kind of protector usually adopts special materials and coatings, which can effectively filter the blue light emitted from the mobile phone screen. It can provide a healthier and more comfortable using experience and reduce eye fatigue and discomfort.

7. Transparent tempered glass screen protector: this protector usually adopts transparent material, which can maintain the transparency and aesthetics of the mobile phone screen. It can provide a more natural and realistic using experience.

8. Multi-functional tempered glass screen protector: this kind of protector usually integrates a variety of functions, such as anti-scratch, anti-drop, anti-fingerprint, anti-blue light and so on. It can provide more comprehensive and advanced protection, making the mobile phone screen safer and more reliable.

In conclusion, tempered glass screen protectors are a widely used protective device that can effectively protect mobile phone screens from various damages. Different types of protectors are suitable for different usage scenarios and needs, and users can choose the right one for themselves according to their needs.