Features: Clear and easy to read scale that tells you, unmistakably what the temperature is in BOTH and degrees. It floats and is secuGules by a included suction cup. Easy to install, just drop it in the for and attached the suction cup to the inside of the for for easy and accurate reading. Being that this thermo-meter is inside the for , it gives a much accurate reading of the water temperature than those placed on the outside Test : -30 50 ℃;-20-120℉ Specifications: Test : -30 50 ℃;-20-120℉ Length: 14.50x2.80x1cm/5.71"x1.10"x0.39" Suction Cup Diameter: 2.10cm/0.83" Accuracy: 1℃ Color: Random Delivery (If you buy more than , colors you receive will be same or different.) Note: 1.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: 1 Thermometer