FEDOUR 25W 50W 100W 300W Submersible Adjustable Aq

Updated September 18, 2026

Condition: Grade A Original Title: FEDOUR 25W 50W 100W 300W Submersible Adjustable Aquarium Heater, for 3–70 Gallon Fish Tank (100W for 10~30gallon) -------------------------------- Sold as received. Items are inspected and tested for basic functionality where applicable. By placing a bid, you acknowledge and accept the item's condition as described, along with all associated risks. -------------------------------- Any MSRP or Presale Estimate values provided are for reference only and do not constitute a representation, warranty, or guarantee of value. Actual market price may differ substantially. -------------------------------- Images may include stock or generic photos provided for reference. Buyers must review all available images carefully. Photos of the actual item take precedence over any generic images or descriptions. ASIN: B0FPMBF5QT Specification 100W water heater, US/CA Standard Plug, 9.5*1*1 in(24.5*2.5*2.5 cm), suitable for 10-30Gallon(40-100L) tank, also suitable for freshwater and saltwater. Adjustable and Accurate The temperature is adjustable, and the adjustment range is 68 F-93 F(20 C-34 C). A free thermometer is provided, and the real-time temperature can be measured by sticking it on the fish tank. Safe The aquarium heater is made of 2mm thickened quartz glass, 33% thicker than ordinary glass, explosion-proof, which is very safe for people and animals. Stable and Practicable Beautiful in appearance, shorter length, can save more space for your fishes. Adopt 8-slot multi-branched heating wires and ceramic frame, better heat dissipation, longer service life. Protecting Fish Safety Even if continuous heating is required, this aquarium heater will heat for a period of time and then pause for a few minutes (the indicator light will turn off during the pause), gradually reaching the set temperature. This design helps keep water temperature from fluctuating too much, preventing fish from feeling uncomfortable and protecting their safety. Package Includes 100W Aquarium Heater*1, Thermometer Sticker*1, Suction Cup*3.

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