Orlushy 25W Small Submersible Aquarium Heater, Constant Temperature Betta Fish Tank Heater of 78?for 1-6 Gallons Freshwater & Saltwater Tanks is up for auction in Pet Supplies. The current bid is $0.15, 99% below the $11.99 MSRP, in New/Like New condition. This auction has ended — similar items appear in live auctions regularly.