20 Pcs Digital Aquarium Thermometer Adhesive Sticker Color Thermometer Strip For Wine Beer Home Brew Fish Tank

color as shown Size13 x 2.51 x 0.51cm Weight40grams Easy to installjust peel off the backing of the sticker and the transparent protective film on the front and stick it on the outer wall of the aquarium, that's all. Scope of applicationthermometer stickers can test in safely and accurately temperature including body temperature, water temperature, gas and various solid surfaces. It is suitable for testing the temperature of baby bottles, wine bottles, drinks, refrigerators, kettles, aquariums, water tanks, indoors and cars. Measurements Temperature ranges range from 0-40C. AccuracyThe error is within 1, so you can monitor the temperature changes of the aquarium at any time. Color Description Green is current temperature, blue is low temperature, and brown is high temperature.