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Amazon.com: Mipcase Electronic Kits Electronic Accessories Gecko Tank Betta Fish Accessories Top Fin Thermometer Digital Aquarium Thermometer Reptile Tank Thermometer Tools Fish Tank 3D Suction Cup : Pet Supplies
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![Help. So this is the second digital thermometer I've bought that says my tank is at 90F degrees. My top fin one has always said my temp is around 76-78F. Why is it that all the new ones I've bought say closer to 90F? : r/ Aquariums Help. So this is the second digital thermometer I've bought that says my tank is at 90F degrees. My top fin one has always said my temp is around 76-78F. Why is it that all the new ones I've bought say closer to 90F? : r/ Aquariums](https://preview.redd.it/kz8aqwkyion91.jpg?width=1080&crop=smart&auto=webp&s=8ae22dac48eacacd7edffac48fc1b07d660e6e26)