Suitable for a wide range of aquariums, this temperature sticker is versatile and reliable. Whether you have a small home aquarium or a larger setup, it provides accurate temperature readings to help you maintain the ideal environment for your fish. The color-changing feature is easy to interpret, making it accessible for both beginners and experienced aquarists. Features -Color:Black -Material:PET -Size:13.00X2.00X0.10cm/5.11X0.79X0.04in -Visible temperature monitoring: these stickers provide a clear visual representation of water temperature changes, helping you keep your aquarium at the ideal temperature -Wide temperature range: suitable for a variety of climates, these stickers measure temperatures from -10 degree centigrade to 40 degree centigrade, making them versatile for different needs -Easy application: simply stick the labels onto the aquarium surface without the need for batteries or external power sources, ensuring quick and easy use - adhesive: the backing keeps the stickers securely in place on the aquarium surface, preventing them from falling off -Clear and colorful display: the paper displays the temperature with bright, easy to read color markings Package list: 6pcs x temperature sensitive color changing stickers