Modes of use: infant car seat infant carrier with wheels infant carrier without wheels stroller. Retract the wheels when carrying up an down steps. Anti-rebound base helps absorb and dissipate crash forces. No-rethread harness adjusts to 8-positions. SensorSafe - use app to alert for 4 potentially unsafe conditions. LockStrong Installation and Quick Connectors. Wheels nest securely in the wheel wells in base. Expanded canopy. Carryall storage bag. ParentLink customer service. For infants as small as 3lbs and up to 35lbs or 15.7" to 32".
