Boat carbon monoxyde detector
60-541 MTI Industries

Memory Scan™. Retains the CO level that activated the alarm. Invaluable tool for first responders (Coast Guard, Marina Personnel, etc.). After ventilation it is impossible to know what the CO level was unless your alarm has memory.
Fully Operational During Mute. Mute does not override detection circuit, giving you full time protection.
Micro Current Technology.Saves precious battery power.
Advanced Time Weighted Average sensing technology programmed to 10% COHb curve. Eliminates Out-Gassing alarms.
Long Life, Self Cleaning Sensor. Maintenance free sensor. No recalibration of the sensor required.
Loud 85 dB Alarm. Alerts you to CO danger.
Test/Reset Button. Used to temporarily silence alarm during ventilation. Tests all detector functions and activates Memory Scan.