• Combination Smoke/CO Alarm
• Mfr. model number - KN-COSM-B
• Sensors - ionization (smoke), electrochemical (CO)
• Loud voice alarm designates 'fire' or 'carbon monoxide'
• Test/Reset button tests alarm circuitry and triggers the voice announcement
• Flashing green LED verifies operation
• Flashing red LED verifies alarm condition
• Low battery indicator
• Hush feature temporarily silences nuisance alarms
• Low battery warning
• Alerts user to replace CO alarm after 7 years of operation
• Requires (3) AA batteries (included)
• Weight: Approximately .94 pounds
• Shipping Dimensions: Approximately 11 x 8 x 2 inches.