ETL-listed for commercial and hobby applications, the Blueprint Controllers® Digital Atmosphere Controller BAC-1 offers precision control of 120-volt cooling, heating, and humidity devices, plus a recycling device such as a CO2 regulator or generator. The recycle timer accommodates cycles from zero seconds to 96 hours, and a 15-foot remote temperature sensor with built-in photocell facilitates separate day and night settings. The BAC-1 stores maximum and minimum readings for future viewing, a digital display with lithium battery backup maintains settings in case of power loss, and an integrated circuit breaker ensures safe operation. Includes hardware for wall or tent mounting. Three-year warranty; this unit features four NEMA 5-15 receptacles with a total maximum load of 14.5 amps.