What are the weight and height limits for each mode of the Evenflo Symphony All-in-One?

The seat supports rear-facing from 2.3–18 kg (5–40 lbs) and 48–102 cm (19–40 in.), forward-facing with harness from 10–29.4 kg (22–65 lbs) and 71–127 cm (28–50 in.), and belt-positioning booster from 18–49.8 kg (40–110 lbs) and 112–145 cm (44–57 in.). Children must also meet minimum age requirements: at least 2 years old for forward-facing and at least 4 years old for booster mode. Always ensure the top of the child's head is at least 2.5 cm (1 in.) below the headrest top in rear-facing mode. (Page 5)