This is an excellent replacement for your broken or fault LCD & touch screen digitizer for iPhone 4 

This brand new LCD touch screen digitizer unit includes the iPhone 4 LCD Screen Display, Digitizer, front Glass,  Metal Mid Frame and Back glass  .

It is handy, safe and easy to use. If you have an  iPhone 4 with a broken / scratched / cracked Glass or LCD screen back cover --this is the part you need