Our energy calculator allows you to calculate the running cost of any electrical items using a range of electricity tariffs. Setting temperature is simple. Plug in the heater and wait while it self-tests. The heater will then indicate the current level. Fluval have incorporated VueTech, a continuous visual display of water temperature, in their new heater that comes pre-installed into a square heater guard.

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Convenient four fan speed settings to adjust your comfort as needed. Keep your cool when the heat is on with the Flexo – Foldable & Portable Fan by Amaze-Heater!The test model has handled being switched off and on regularly every three to four days during water changes and there is a special comfort to be gained in looking at your tank before each bedtime and seeing that all is well with the temperature — thanks to a gentle green light. Adjust temperature by pushing the lever left or right at the top of the heater. Each push will adjust by 0.5°C. The heater is factory set at 25°C/77°F so, depending on current temperature, you may get an alert on the display when first used.

Heater Size Guide - The Spruce Pets Aquarium Heater Size Guide - The Spruce Pets

However, there is no visual indication as to when the element is actually heating. Every other heater I ‘ve used has a light that tells you so. Such a visual indicator is technically superfluous with this heater but still something I’d like to see.AMAZE ALL-SEASON HEATER FAN Dual Comfort 2 in 1 Heater / Fan2 Heat SettingsHigh (1500W) / Low (750W) Programmable Timer and Powered by EWeLink with Built in Wi-FiPowered by EWeLink.Powered by EWeLink. indicator light ring displays heat mode clearly from any angle (illuminates RED when heating function is engaged and BLUE when desired temperature is achieved) Fully submersible design allows for placement anywhere in aquarium either vertically or horizontally