This particular sim card smart watch helps lead to a healthy lifestyle ,it has a an activity tracker, it has a heart rate reader, its has a step reader counting every step taken, it counts calories being burnt. its really a cool smart watch to have if you want a healthy life or trying to loose some weight.
It as a camera function, a sim card function for calls and messages, even to emails, bluetooth call, bluetooth music and a charger to go with it. it just a simple smart watch to enjoy making calls and keeping fit with. Un locked so you can use any sim!