Made in China
24 pounds Included in the box: A user manual Adata line A PC software Probe 1pcs Warranty : 1 years parts-and-labor warranty provided by Contec Medical Systems Usa Inc. Veterinary Vet Animals Pulse Oximeter Spo2 Monitor Batteries CMS60DVET Resistance to surrounding light: The deviation between the value measured in the condition of man-made light or indoor natural light and that of darkroom is less than ±1%.The product is suitable for being used in family hospital oxygen bar community healthcare physical care in sports (It can be used before or after doing sports and it is not recommended to use the device during the process of having sport) and etc.6V Power Supply: Dry battery(2AA) Battery working hour: Theoretical number is 44 hours.