FEDOUR Mini Aquarium Heater External LED Digital Temp Controller Submersible Fish Turtle Tank Heater Aquarium Accessories


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Product description


  • FEDOUR Mini size aquarium heater 25W with controller, suitable for seawater and freshwater heating, betta fish and turtle tanks and other small fish tanks or fish bowl 1-6 gallon.

  • Easy to operate: This fish tank heater is easy to use, 6Ft long cable wire and the external controller can easily set the temperature, and the temperature adjustment range is 68-93℉.

  • Easy to read temperature: The controller of this heater has Digital LED temperature display, which can display the real-time water temp and set temp, so that you can know the temperature changes in the fish tank easily. There is also a clear heating indicator on it.

  • Easy to hide: This heater is all black, easier to hide, heating without ruining the look of your fish tank.

  • Fish-friendly: This aquarium heater is made of thickened quartz glass, and has good sealing performance to prevent water from entering, making it a more fish-friendly heater.

  • Package: Comes with two suction cups, a bottom cover, and a sticker-thermometer. Please check the product carefully before using it, we provide a 12-month warranty for this product.



Model: Q2

Material: Glass

Power: 25W/50W/100W

Plug: US/UK/EU Plug

Voltage: 110V/220V

Temperature Range: 68°F-93°F(20°C-34°C)

Length of Power Cable: 6FT(1.85M)

Heater Length: 11cm(4.5in)/25cm(10in)


25W heater: for up to 6gallon/20L

50W heater: for up to 15gallon/60L

100W heater: for up to 25gallon/100L


1.Press the setting button, adjust to the desired temperature then stop.

2.The red indicator light is on, the heater starts to heat, and the controller displays the real-time water temperature.

3.When the heating is completed, the heating will stop automatically, and the green indicator light will be on.

4.Press and hold the 'SET' button for about eleven seconds to switch between Celsius and Fahrenheit.


Aquarium heater *1

Suction cup *2

Stick-on thermometer *1 (just peel and stick)

(4 pcs in total)



1. This fish tank heater must be fully submerged in the water to avoid dry-burning, otherwise will cause damage to heater.

2.The heater will automatically start to heat when power on, so make sure it is under water fully before plug it to the socket!

3. Please clean the heater regularly to remove dirt from the heating tube and keep it in good working condition.

4. When you need to change the water or clean the heater, please unplug the power supply and completely cool it for more than 20 minutes.


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Payment must be made within 7 days of order.



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We will send the products within 5 days once your payment is completed(Weekends and holidays will be postponed).


If the received items are defective, please return the products intact within 3 days. The buyer is responsible for the return shipping and handling costs.

Please contact us before returning any products.

All returned items MUST BE in the original packaging and you MUST PROVIDE us with the shipping tracking number,

specific reason for the return, and your post.



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