Boyu BT-05 Digital Sticker Thermometer For Aquarium Fish Tank

The Boyu BT-05 Digital Sticker Thermometer is a must-have for aquarium owners. Simply peel off the protective film and stick it to the outside of your tank. The color of the thermometer changes based on the temperature, making it easy to monitor your tank's conditions. With self-adhesive backing and a compact design, this thermometer is convenient and space-saving.