Product Review

Polar OH1 optical heart rate sensor tracks heart rate from the arm and makes heart rate tracking easier than ever. It's a great alternative for heart rate chest straps. It attaches to your arm with a comfortable textile armband and measures heart rate with Polar's high-quality optical heart rate solution. department_name: unisex-adult, included_components: Polar OH1+;Charging adapter;Getting started guide, , material_type: Nylon