I have 3 aquariums. Ordered "packs of six" and placed one on each tank as soon as they arrived. Two of them never recorded anything (next day), and the third was almost impossible to read without a flashlight and very close squinting. Also remember that they are difficult to remove.
🌡️ Lifegard Aquatics Digital Temperature Alert
9 Review
🐠 6 Pack AQUANEAT Aquarium Thermometer - Reptile & Fish Tank Digital Thermometer with LCD Display for Terrarium Water Temperature Test
9 Review
🌡️ Zacro LCD Digital Aquarium Thermometer: Accurate Fish Tank & Terrarium Water Temperature Monitoring
8 Review
Lush Live Aquarium Plants: Pest & Algae Free Greenpro Tissue Cup With Lagenandra Meeboldii, Anubias, Cryptocoryne, Bucephalandra & Piptospatha Ridleyi
17 Review
Steam cleaner Deerma Deerma DEM-ZQ610 EU, white/red
68 Review
Efficient 2-In-1 Magnetic Fish Tank Cleaner With Non-Slip Design And Scratch-Free Blades
37 Review
🧲 Efficient Magnetic Fish Tank Cleaner: KEDSUM Floating Clean Brush with Handle Design
34 Review
Jasonwell Magnetic Aquarium Fish Tank Glass Algae Cleaner - Floating Brush (L Size)
37 Review