Accurate temperature adjustments ? Temperature scale can be adjusted between 66?F - 90?F. A secondary control knob allows for precise readjustment of the temperature within +/- 2?F Uniform temperature levels ? Temperature levels are monitored and controlled by bi-metal technology for automated heating, includes a thermal shutoff switch for added protection Durable ? High quality, double insulated quartz glass, created to withstand greater temperature fluctuations than glass Filter integration capabilities ? Integrate this heater into the BioMaster 850 to combine filtration and heating into one location Heating function is displayed via activated control light The optimal aquarium size for this 400 watt heater is 106 gallons Easy to install with the use of the included holder with suction cups Made in Italy, backed by German engineering Fresh and marine water compatible UL certified 3 year warranty
GRP:PET