Aquarium Thermometer, Stick-on, Large LCD, No Wires

A stick-on aquarium thermometer with large LCD and no wires, a basic external temperature display for small tanks.
Price range: See on Amazon
What we liked
- + Stick-on LCD reads through the glass without in-tank parts
- + No wires to route, which keeps the tank edge and lid area tidy
- + Large display suits quick glances while doing maintenance
Trade-offs
- - Generic listing with no information on calibration
- - Glass-mounted sensors lag behind sudden water temperature changes
Prices change often, so check the current price and availability on Amazon.
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