Day and Night Cycle Timer with Display meters-&-solutions Rounding out these systems is

Rounding out these systems is your choice of the PHRW010 (Open) Reflector or PHRS010 (Enclosed) Reflector and a premium European-made DE lamp with rated PAR output of 2100 µmol/s

Highly reflective & reinforced for durability

Displays ambient temperature

Plant health and vigour rely heavily on the roots getting enough oxygen — roots need O2 to convert carbohydrates to energy

Day and Night Cycle Timer with Display meters-&-solutions Rounding out these systems isControls your desired equipment during daytime only, nighttime only or both. Use to time fans, pumps or CO2 or irrigation. Displays time left in the cycle and whether the output is activated or not. Set timer for day time only, nighttime only or both Set on time from 1 minute to 14 hours Set off time from 1 minute to 14 hours Displays time remaining on cycle 3 year warranty 15A 120V 60Hz Made in North America