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NJYUAN HDT3 PRO blood oxygen dynamic heart rate smart watch for men
$32.99 $43.99Price range: $32.99 through $43.99Main control chip Realtek 8762DT+AC6959A Acceleration sensor Silan SC7A20 Heart rate HRS3300 Heart rate+Blood pressure Display IPS Display Display screen size 1.35” Circular screen The resolution of […]