Size Name:25W for 5L-20L Specification: 230V/50Hz, UK standard plug, 150cm Power Cable Temp Rang: 24℃-26℃ (most comfortable temp for most of the little fish) Heater Size: 18x2cm Recommended Fish Tank Size：25W for 5L-20L; Suitable for both sea water and fresh water. Advantages: 1, Simpler Operation, More Accurate, Higher Performance, Super Mini and Cute. 2, Without adjustment knob, we can seal the tube tighter and provide better sealing, so it is more safety and more durable. 3, Special design for small aquariums. Particularly suitable for creating ideal conditions for little fish living. Question: Why this preset heater is more suitable for small aquarium? Answer: There are many adjustable heaters in the market, but many customers complain that they only adjust the temp at the first using, then let it alone forever. Except that, the adjustment device occupies some space, it asks the heating element focus and the heating dissipation is too fast. Moreover, the adjustment device has a bad effect for the accuracy, also waste some power. Therefore, we designed this preset heater, cancel the unnecessary device, save some space to make it Mini, More Energy-saving, More accurate. And considering the delicate little fish, padding it with fine sand, make the heating dissipation slow and stable, create a better environment for your lovely little fish. So, this preset heater is more suitable for little fish. If you need a heater smaller than 100W, choose this preset heater can bring you better experience.
