To make the change just hit the switch button on the back of the instrument and you are done. The operational ranges of 302-604 are 20% to 99% RH for the humidity sensor and -4Â° F to 122Â° F for temperature â totally sufficient for this sort of home apparatus.
Your baby will probably be able to roll over when he's about six months or seven months, when his neck and arm muscles are strong enough. Some babies manage to roll over as early as three months, but other babies take longer than seven months.
Baby Milestones 0-4 Months: Helping Him Roll Over. Rolling over, a milestone that typically occurs between 4 and 6 months, signifies the first time your baby is able to coordinate multiple muscles to achieve a common goal, says Kathryn Barnard, Ph.D., an infant mental health expert in Seattle. It's as if they realize, Hey, this body of mine can move!.