Package contents: you will receive 40 pieces of temperature testing strips, sufficient to meet your different and replacement needs, and you can also share with others, which will promote your relationships Temperature display range: the temperature of these adhesive bottle temperature strips ranges from 90 Fahrenheit degree to 100 Fahrenheit degree, and ranges from 32 Centigrade to 38 Centigrade, you can check this message carefully before you place the order Easy to operate: you just need to stick the sticky bottle temperature strips on the surface of the bottle which contains liquid, then you can read the temperature data easily according to the green under the temperature, efficiently and clearly Size message: each quick fix temperature strips measures approx. 1.5 x 5 cm/ 0.59 x 1.97 inch, this size is very small, convenient for you to store and manage, which will not take up too much space, and you can take these quick fix temperature strips along with you as where and time as you want, bringing you much convenience occasions: these mini temperature stickers can be applied for getting a certain range of temperature of liquid, you can according to your actual demands Colour:black+white Material:plastic Package Contents: 40 x temperature testing strips Only the above package content, other products are not included. Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.