Atmos S 201 Thorax Operating Instructions Manual page 13

Do not use if the packaging is damaged and follow the operating instructions.
Fragile, handle with care
Keep dry
Keep away from sunlight
Temperature limit
Atmospheric pressure limitation
Humidity limitation
UDI application identifier
(01)
UDI-DI: Identification of the manufacturer and the device
(10)
Batch code
(11)
Date of manufacture
(17)
Expiry date
(21)
Serial number
13