Feature: 1. [Color Change Principle] Thermometer strip uses the liquid color change principle to detect temperature, easy to observe and simple to use. 2. [Accurate Measurement] Fish tank thermometer sticker scale is accurate, measuring the temperature accurately with small error. 3. [Sticker Design] Thermometer sticker is designed in the way of sticker, beautiful and innovative design, easy to use and carry. 4. [Convenient] Adhesive thermometer is small and convenient, does not take up space, easy to use, the color is obvious, easy to discern the correct temperature. 5. [No Secondary Paste] When using directly on the surface of the fish tank can be pasted, paste can not be torn off again, otherwise it will lead to damage to the thermometer. Specification: Item Type: Thermometer Strip Material: Plastic Use: Fish Tank Thermometer Sticker Temperature Measurement Range: 18-34 ℃ Display Description: Green: Current Temperature Blue: Bias to Low Temperature Brown: Bias to High Temperature Product Size: Approx. 13x1.5cm/5.1x0.6in. Package List: 1 x Thermometer Strip Note: 1. Please confirm the placement before you put it on, stick it on and then tear it off and do not use it, do not soak water.2. All data are measured manually, and there are certain errors in the measurement results.