Digital Aquarium Thermometer Stick On External Fish Tank Temperature Gauge with LED Display, Touch Activated, Ultra Thin Design for Fish, Turtle and Reptile Tanks, Easy Read, Black - Battery Included

• Keep your aquarium at a stable, healthy temperature without cluttering the inside of the tank, allowing fish, reptiles, and aquatic plants to thrive in a consistent environment while maintaining a clean, natural display that does not distract from the view or disturb your animals. CR2032 battery is included.
• The compact round body measures approximately 45 mm in diameter with an ultra-thin profile of around 11 mm, making it discreet once installed, while the clear green LED display remains easy to read at a glance even from a distance, helping you check conditions quickly during daily care.
• Designed to attach securely to the outside of the glass using a built-in adhesive, the thermometer avoids direct contact with water, reducing risk to pets and removing the need for probes, cables, or internal equipment that can interfere with aquascaping or swimming space.
• The responsive touch-activated display provides fast temperature readings within a range suitable for common freshwater and tropical tanks, allowing you to react early to changes caused by heater issues, room temperature shifts, or seasonal fluctuations before they impact fish health.
• Ideal for a wide range of aquariums including fish, turtle, and axolotl tanks, this stick-on design offers a simple, low-maintenance way to monitor water temperature daily, giving peace of mind to both new and experienced keepers without adding setup complexity or visual noise.

This digital aquarium thermometer provides a simple and reliable way to monitor water temperature while keeping the inside of your tank free from bulky equipment. The slim, stick-on design attaches securely to the outside of glass or acrylic aquariums, preserving a clean, natural look that does not interfere with fish, turtles, axolotls, or planted layouts. A bright green LED display ensures the temperature is easy to read at a glance, helping you maintain a stable environment that supports healthy behaviour and reduces stress caused by sudden temperature changes. With its compact round body measuring approximately 45 mm in diameter and an ultra-thin 11 mm profile, the thermometer remains discreet once installed while still delivering clear visibility from everyday viewing distances. The touch-activated screen allows quick checks whenever needed, making it easier to spot heater issues or temperature fluctuations before they affect your tank. Suitable for a wide range of freshwater and tropical aquariums, this external stick-on thermometer offers a practical, low-maintenance solution for consistent temperature monitoring without adding visual clutter or unnecessary complexity to your setup.