Fitness Tracker HR Activity Tracker with Heart Rate Monitor Waterproof SmartWatch with Step Counter Fit Watch Sleep… Price: $19,86 (as of 04/12/2021 15:00 PST- Details)

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【 BUILT-IN USB PLUG 】 Fitness Tracker easy to charge with any USB block and computer; no charging cable and dock needed; one single charge gives you up to 7-10 days of working time.
【 EASY CONNECT 】 Once connected with app, activity tracker will vibrate and display the message content so that you will not miss important messages and calls When a mobile phone has an incoming call and a text message.