The CD-17A2V355/B detector detects carbon monoxide (CO) and features audible and visual alerts via buzzer, LED flashing, and LCD display. It is powered by 2 x LR6 (AA) batteries, which are included.

Technical specifications:

• Alarm activation: 300 ppm for max. 3 min, 100 ppm for 10-40 minutes, 50 ppm for 60-90 minutes, 30 ppm for >120 minutes
• Consumption: 20 µA (standby), 50 mA (alarm)
• Operating temperature: -10 °C ... 40 °C
• Dimensions: 120 x 73 x 34 mm
• Sensor lifespan: 10 years
• Standard: EN50291-12018
• Certificate: CNBOP-PiB
• Siren: > 85 dB/m
• Low battery alarm: Yes
• Test function: Yes