The Eheim 2173 Professionel 3 350T External Thermo Filter is for Aquariums up to 350 Litres (77 gallons), with its unique motor system it simultaneously cleans, circulates and maintains temperature precisely - in one device. This powerful and quiet running Eheim external canister filter not only features the benefits and technical extras of the proven professional 3 but is also equipped with a high quality, integrated 210w Heater. Details: Comes with a precise LCD-display that indicates accurate temperature readings. With a push of a button, the requested temperature can be set easily and precisely. The integrated temperature ensures an exact setting from 18?C - 34?C. Integrated self-priming for quick and easy cleaning of the mechanical debris. Large safety clips for air-tight closure between the pump head and the canister. Complete and ready to use with the original Eheim filter media. Specifications: Aquarium Size: 180 Litres - 350 Litres Pump is only 16w. Heater is only 210w. Max pumping height is 1.8m. Size: 453mm x 238mm x 244mm. 16/22mm inlet and outlet. 1050 LPH. 3 Year Guarantee.