Pendant Size:2.4x2.4 cm/0.94x0.94 inch,Chain Length:50cm/19.65inch.weight about 7.8g Material:Alloy.Chain material:stainless steel. Features: The pendant will change its color with the temperature changing.When the temperature is constant,the color of the necklace does not change.The color of the necklace is black below 14 degrees Celsius.When the temperature changes at 14-38 degrees Celsius, necklaces will display different colors Perfect Gift:Our mood pendant necklace as a perfect cute gift for daughters,son, grandson,granddaughters and their friends Package:You will get 1 pcs of color changing pendant necklaces, it's novel and interesting, wearing them will make you more eye-catching Feature:
Pendant Metal Type: Alloy. Chain Metal Type: Stainless Steel.
The mood necklce and the emotional mood temperature changing color design,it will bring more charming for you.It is also a pretty luck gift for your friend or yours familiers
The pendant will change its color with the temperature changing, in black below 14 degrees Centigrade(57.2 degrees Fahrenheit), in different color between 14-38 degrees Centigrade(57.2-100.4degrees Fahrenheit).

Note:
Please allow slight color and size difference due to different screens and manual measurement.
Size for manual measurement, there may be a 0 to 2 cm error, belongs to the normal phenomenon.