CO2 controller Atlas® 2

Preset CO2 control at 1500 PPM. Built-in self calibration feature. Easiest to use CO2 Controller on the market. Simply plug in your CO2 generator or regulator and you are ready to go. Built-in photocell allows CO2 enrichment only during daylight hours. Durable powder-coated steel enclosure. 15 Amps maximum/120 Volts/60 Hz. Patent No. D657,748. - Preset at 1500 PPM for maximum plant benefit - Simple to operate - Easiest and most straightforward CO2 controller in the industry today! - Features built-in 'self calibration' function - Integrated photocell enables operation during daylight hours only - Factory calibrated - ETL listed for use in commercial applications - 120 Volts/15 Amps/60 Hz. - 3 year warranty