Tinwoo T37WL Smart Watch (Android/iOS) $16 at Amazon
Amazon with Tinwoo Factory has the Tinwoo T37WL 40mm Waterproof Activity Tracker Smart Watch (Android/iOS) for $45 - 35% off coupon (check "Apply coupon" box) - $14 off with coupon code
30ZOJCP6 [Exp 9/30] =
$16 with free shipping on $25+ or with Prime.
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