Runs on 4 AA Batteries (Included)

This over-sized child's ear illustrates semi-circular canals and cochlea of the inner ear

Includes handy built-in wire twist-tie

dysthymic disorder/dysthymia and bipolar disorder

Practi-MASK Bag Valve Training Mask - Infant SC Runs on 4 AA BatteriesThis training mask cant be beat when it comes to cost effective CPR training. Available in Adult Child or Infant sizes, the BVM trainers are designed to look and function just like an actual Bag Valve Mask resuscitator and because they are for training only, they are the most cost effective options for your training program. Latex free. Infant Size TRAINER