Me CO-250-F—Carbon monoxide detector: This device is intended for use in private households. It is not suitable for use in trade, industry, cruise ships or cargo ships. The detector is designed to protect people from the acute effects of carbon monoxide exposure but can not guarantee comprehensive protection for persons with special medical conditions. In case of doubt, seek medical advice. Gas appliances/installations should only be installed by qualified personnel. Keep the devices/installations in good condition and have them checked regularly.