Aqua One External Thermometer

Keep a close eye on your aquarium's temperature with the Aqua One External Thermometer - a reliable and easy-to-read solution for any freshwater or marine setup. Designed to stick directly to the outside of the glass, this thermometer gives accurate readings without needing to submerge anything in your tank.

Its slim profile and clear digital display make it ideal for both beginner and experienced aquarists. Whether you’re managing sensitive species or just want peace of mind, the Aqua One External Thermometer helps you maintain stable, healthy conditions for your fish.

• Accurate temperature monitoring

• Easy-to-read display

• No water contact required

• Slim and discreet design

• Trusted Aqua One quality