4-in-1 Foldable Activity Push Walker with Adjustable Height-Red 4-in-1 Foldable Activity Push Walker with Adjustable Height-Red -4-in-1 design allow baby to learn how to walk through the baby walker mode -Helps the baby walk more independently under the push-behind and push-car modes -Allows baby to play on the floor under the rolling toy car mode -Safety bumper and non-slip stair pads for safety -Seat cushion is comfortable for baby to sit on and convenient for you to wash with the removable design -3 adjustable heights for babies with different heights -It can be used by babies with different strengths through adjustable rear wheels -5 non-slip stair pads for additional safety -Steering wheel shifter and 2 rearview toy mirrors to play -Greatly attracts little one's attention through music and different lights -Foldable design for easy storage and space-saving -Requires 2 AA batteries (not included) -Safe to use with ASTM and CPSIA certifications Installation guide