Battery Duration 3.5 hours @ setting 2
HCPCS E1390 + E1392
Oxygen Purity 90% +4/-3 over entire operating range
Sound Level 37db
Battery Duration 3.5 hours @ setting 2
HCPCS E1390 + E1392
Oxygen Purity 90% +4/-3 over entire operating range
Sound Level 37db