Invacare 4 lpm regulator is a lightweight, durable pediatric oxygen regulator used to control to flow of therapeutic oxygen from an oxygen tank. This Invacare regulator has an adjustable flow dial in pediatric increments that can be set from 0 to 4 liters per minute. The reading gauge is mounted on the side for easy viewing and has a protective rubber sleeve to help prevent damage.
 
Invacare product number is IRC2002