J stays happy with this show when I have it recue too happy to be able to see my sleep and especially my steps, but after one month impossibe can watch e sleep the key no longer connects I say too bad I still have the not the main gold watch after only three months without crashes stop the stroke of full number of steps are not recognized my number at the end of the day is erroneous, at the price that this watch is sold it could work only three months really disappointed in addition spent three months can no longer be referred to or changed c 119 euros is lost, thank you amazon !!!