Fits as intake tube to all RENA SmartFilters and RENA Filstar xP1 through xP4 Canister Filters or by itself as a conventional heater

Patented interactive display LED lighting with "abnormal temperature" alert flashes fast when water is +/- 5°F from set

Five models: 50, 100, 150, 200, 300 watt

Made with high quality, durable and unbreakable plastic meeting UL standards. Safe to touch even when heating

Energy-efficient tubular design heating both internal and external surfaces of the heater

Super accurate set up temperature knob with wide temperature range (69°F–93°F)

Allows for a less cluttered tank and more even heating in one integrated system!

Communicates directly with hobbyists to protect fish even under formerly uncontrollable dangerous circumstances

A heater to fit all sizes of aquariums

Increased consumer comfort, confidence and safety; less returns

Provides even heat distribution preventing unwanted temperature variations within the aquarium

Allows hobbyists to have extremely accurate temperatures to mimic all types of aquarium environments