The Ring 2 is capable of lasting up to 10 days on a single charge, which is double the usage time of its predecessor ... and Black Shark’s device is equipped with sensors to monitor your heart rate, ...

You can flexibly change the material to suit the material you have or your purpose materials I used : Soft copper wire : 20 gauge ( wire diameter 0.8mm ) : 20cm ( 8 inch) You can refer to other ...

In this video, you will learn how to make 4 cute simple heart ring designs for beginners. The length and diameter used depends on the ring size, number of circle rings you want to make.