All 9 EHEIM Heater models are 100% fully submersible and come with a new TruTemp dial that allows the user to recalibrate the heater within a +/- 0.5F degree accurancy for precise temperature readings.

• Heater is meant for Tanks between 159-264 Gallons.
• Size of Heater is 20” X 1.4” Diameter
• Fully submersible, will automatically turn off when water level dips too low.
• Thermo safey control protects against running dry.
• Made of shock resistant and shatter proof glass for fresh or marine water.
• On/Off indicator light for at-a-glance monitoring.