Key benefits Instant, accurate temperature readings: press the power button to get an immediate temperature display so you can verify tank conditions in seconds. Easy, secure mounting: the included suction cup adheres to aquarium glass for stable, unobtrusive placement. Energy efficient operation: a dedicated power switch lets you turn the unit off when not in use to save power. Practical and portable: removable design allows use even when external power is unavailable. What this product solves Eliminates guesswork about water temperature so you can protect fish, plants and sensitive livestock. Reduces time spent on manual checks with a fast, one-button temperature readout. Lowers running costs by allowing the unit to be powered down when monitoring is not needed. Features and compatibility Function: digital temperature measurement with immediate display on button press. Mounting: suction cup attachment for glass aquarium walls. Power: on/off switch for energy saving; removable for use without external power. Performance: provides a precise temperature readout on demand. Compatibility: designed for use in aquariums and similar enclosed aquatic systems. Typical use scenarios Home aquarist: perform a quick temperature check each morning to confirm heater performance and stable conditions for fish and plants. Breeder or hobbyist raising fry: monitor tank temperature during sensitive early life stages to reduce stress and improve survival. Research or lab monitoring: spot-check experimental tanks or sample containers to ensure repeatable environmental conditions. Why customers choose this product Fast, accurate readings and simple mounting make it practical for routine monitoring. The power switch and removable design support energy-conscious use and flexible placement. Appropriate for hobbyists, breeders and researchers focused on water quality and aquatic health.