It has the base so it can swivel for helping to assist getting child in and out more easily. Can be used for ages 2-15. All details can be found by looking online.Very expensive car seat new so it's a brilliant price. The item "Carrot 3 car seat (special needs)" is in sale since Monday, June 12, 2017. This item is in the category "Baby\Car Seats & Accessories\Car Seats". The seller is "dundersztyc" and is located in Basildon. This item can be shipped to United Kingdom.