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🐠 efficient freesea aquarium heater with submersible thermometer - choose from 25/50/100/200/300 watts! logo

🐠 Efficient FREESEA Aquarium Heater with Submersible Thermometer - Choose from 25/50/100/200/300 Watts! Review

3

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Very good

Revainrating 4 out of 5  
Rating 
4.0
🐟 Aquarium Heaters & Chillers, 🐠 Fish & Aquatic Pets

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Description of 🐠 Efficient FREESEA Aquarium Heater with Submersible Thermometer - Choose from 25/50/100/200/300 Watts!

★【25 Watt Heater】: This Aquarium heater is suitable for 1 to 5 gallons aquariums, Length - 6.8 inch,voltage 110-120V, power cord is 4.0 ft, please choose the right wattage aquarium heater according to our size chart. ★【Temperature range】: 63°F~95°F , It is very easy to adjust the temperature you need, we also deliberately give each customer a free diving thermometer, you can observe the water temperature of the fish tank at any time. ★【Intelligent temperature control】: Automatic constant temperature function, when water temperature reaches to specified temperature value, heater will automatically stop heating, when water temperature is lower than the set temperature, heater will automatically start heating. Furthermore, Automatic safety shut-off feature, and overheating protection. ★【Note】: 1. Aquarium heater is 100% submersible use only, during its heating time, heater must be 100% submerged into the water.Please unplug the power supply when cleaning the fish tank or aquarium water changes. 2. Heater rod is suitable for people over 16 years of age. Children or minors should be under adult guidance or supervision. ★【SATISFACTION GUARANTEED】: Gain the confidence to go hard with us! Our Aquarium Heater is built with durability in mind and safety for every design, In the remote possibility that you’re not satisfied with our product, just contact us, and we will gladly give you a new Aquarium Heater replacement. 12 Month Warranty and 24 Hour Professional After-sales Service.

Reviews

Global ratings 3
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Type of review

Revainrating 5 out of 5

Maintains 78⁰F for my 2.5 gallon tank

UPDATE: I went to feed the fish today and saw the top of the heater was covered in a layer of slime or something? (see image) I'm not sure what it is or if it's supposed to be happening. I hope this doesn't cause the heater to malfunction. ORIGINAL REVIEW: So far so good. It took me a day and constant monitoring to finally get my betta and shrimp at the right temperature (24°C) in my 2.5 gallon aquarium. The available temperature options jump from 73 to 77. too warm (the temperature went up to…

Pros
  • Decent performance
Cons
  • Updates

Revainrating 4 out of 5

Good heater for small aquariums

At first I was afraid to buy this heater, but the one recommended to me is too big for our aquarium, so I went for it and I'm still not wrong. We keep it about 3-5 degrees colder than I would like my tank to be based on all the reviews that it "cooks" people's fish. Started at the temp the tank was originally at (74) and it seemed to be heating up all the time so I increased it to 80 and it in turn heated the tank to 83 which I know is too hot for bettas . So I lowered it to about 75-77 and the

Pros
  • Alright!
Cons
  • Some problems

Revainrating 3 out of 5

Definitely not the best

I bought this heater for a new aquarium project. The tank was an Aqueon 5 Gal Mini Bow and the concept was to feature a male rooster and a small number of compatible tank mates. The use of live plants for decoration and to improve water quality. Since the aquarium population needs to be stable after the initial introduction of fish, I wanted to avoid using medication and used a UV clarifier in case IR or other diseases caught it. Keeping the water temperature constant was an important part of…

Pros
  • The best
Cons
  • Ugly packaging