Simple CO₂ controller with display and day/night detection. Very easy to install and set up. The PNG-060 comes with a high temperature shutoff to protect your plants from overheating: CO₂ enrichment is stopped when the temperature set point is reached.

• Displays ambient CO₂ level
• Day and night detection
• Adjustable CO₂ setpoint from 400 ppm to 2100 ppm
• High temperature shutoff feature from 50°F to 130°F
• Adjustable differential
• Easy one-button calibration
• 3-year warranty
• 15A/120V/60Hz
• Made in North America