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![HRM-Pro [Discontinued]](http://ttot.com.hk/cdn/shop/products/cf-lg-11b37ef4-6e6a-4b4d-9c02-7f_1600x.png?v=1600319709)
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![HRM-Pro [Discontinued]](http://ttot.com.hk/cdn/shop/products/hrm_pro_800x.png?v=1600319765)
![HRM4-Run [Discontinued]](http://ttot.com.hk/cdn/shop/products/cf-lg_172dc1b9-6db8-4eb8-8149-0d5cddd7078f_1600x.png?v=1563170692)
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![Impact Bat Swing Sensor [Discontinued]](http://ttot.com.hk/cdn/shop/products/cf-lg_5cf86ffa-2091-4a35-b3f1-86c68ab2c388_1600x.png?v=1597827818)
![Impact Bat Swing Sensor [Discontinued]](http://ttot.com.hk/cdn/shop/products/cf-lg_5cf86ffa-2091-4a35-b3f1-86c68ab2c388_2000x.png?v=1597827818)
![Impact Bat Swing Sensor [Discontinued]](http://ttot.com.hk/cdn/shop/products/pd-01-lg_1bd730f2-04f1-42ea-acb7-dc355eb5a48c_800x.png?v=1597827818)
