Is the fingertip pulse oximeter safe for children?

The Diagnostix 2100 and Advantage 2200 fingertip pulse oximeters can be used on children at least one year old or weighing at least 28 lbs (13kg).  The Adimals 2150 fingertip pulse oximeter is designed specifically for children with a finger thickness of  0.2” to 0.63” (5.0mm to 16.0mm).