Brand Name: match-right
Metals Type: Stainless Steel
Surface Width: 8mm
Function: body temperature
Introduction: – Our product is a temperature-sensitive ring that changes with temperature. It is worn on the finger for 20-30 seconds, and different black numbers can appear in the middle part of the ring; – There is a process of heating and cooling, and the temperature is also sensed as the environment changes; – The temperature is displayed when the hand(Finger) temperature reaches a
certain temperature; (When the temperature is not displayed, you can use the other hand cover the fingers for a while)
– When the temperature is unstable, multiple temperatures will be displayed. It is recommended to wear it for a while. If it takes a long time, it will only light the number of the hand temperature;if it displays many colors,the green is right.
Package include: 1xBlack Temperature Monitor Smart Ring