1. simply solid effectively 2. looks a bit cheap at first glance 3. is meticulously crafted 4. all metal inside - outside plastic / plastic color: white 5. cost Parental Control / Door and window lock 6. Quick and easy installation on doors and windows possible 7 simple and functional technology 8 by pressing the protruding tab on side of the window handle is released and can be rotated up. Leaving aside the flap going on so the window handle is locked in the position 9. to use not only in children but also in elderly people who need care, or pets. 10. offers real protection for the child and does not cost much 11 good value for money 2. u recommend for any family with curious children, in whom the risk of accidents on windows and doors is / skyscraper 13. I Can not trace on almost every window handle mount, also in rent Just the two screws on the loose handle, pull out handle Attach the securing element. Then tighten the handle again at the window 14 4 stars 15. recommendable product