Rothenberger RO77 Personal Carbon Monoxide Monitor

Rothenberger RO77 Personal CO monitor for ambient carbon monoxide (CO) levels in commercial and residential spaces.

• Measures from 0 to 999ppm CO
• Long life CO sensor with 5 year expected life
• Captures maximum value
• Preset Alarms / Vibrating Alarm
• Visual three colour LED and backlit display
• 9V battery provides up to 250 hours of power
• 12 month warranty