· 4-position adjustable base helps ensure an accurate install and helps keep baby comfortable as he or she grows· Easy-to-read level indicator helps eliminate guesswork from the installation process, so you can feel confident it’s installed correctly· Easy installation of stay-in-car base using LATCH system· Graco ProtectPlus Engineered: a combination of the most rigorous crash tests that helps to protect your child in frontal, side, rear & rollover crashes; additional testing based on the New Car Assessment Program and for extreme car interior temperatures· Create your own travel system with most Graco strollers through a one-step secure attachment· Meets or exceeds the child restraint criteria for a frontal crash test under US Federal Motor Vehicle Safety Standard 213· Side-impact tested according to FMVSS 213a with the built-in 5-point harness system