Manually operated. Compressible self refilling ventilation bag with non-rebreathing patient valve with pressure limitation valve to minimize the risk of over inflating, intake valve with nipple for oxygen tubing. It is made of high grade Silicone Rubber, Reusable, Latex free & Autoclavable at 134°C Supplied with oxygen reservoir bag (suitable capacity) and 2 meter oxygen tubing. Resuscitator can be disassembled for cleaning, disinfecting or autoclaving process. Available for Adult, Child &  Infant.