X9 PRO Heart Rate Smartband $20 at Gearbest $20 $40 GearBest has the X9 PRO Heart Rate Smartband for $24 - $4 off with coupon code X9PRO [Exp 8/31 or after 100 uses] = $20 with free shipping. IP67 waterproof, built-in heart rate monitor, and uses Bluetooth 4.0. $20 retail: $40 Report Posted by custos08/10/2017 at 12:44 PM PT
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