{"product_id":"polar-oh1-optical-heart-rate-sensor-black-accessories-231288","title":"Polar OH1 Optical Heart Rate Sensor","description":"\u003cp\u003eKeep on top of your stats with the Polar OH1 Optical Heart Rate Sensor, an arm-strap laser heartbeat tracker enabling highly accurate, reliable and sensitive data gathering for any activity.\u003c\/p\u003eThe Polar OH1 Optical Heart Rate Sensor provides go-to integrated heart-rate monitoring functionality for nearly any gym or pool activity, mounted on an arm band.  Connected to your phone, during or after the activity, the OH1 transfers your workout data wirelessly.  Compatible with a multitude of apps and gym machines, you can optimise and monitor training like never before.","brand":"Polar","offers":[{"title":"One Size","offer_id":43749507760218,"sku":"V000218038","price":70.0,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0695\/5689\/5834\/files\/231288_main.jpg?v=1785241563","url":"https:\/\/www.prodirectsport.com\/products\/polar-oh1-optical-heart-rate-sensor-black-accessories-231288","provider":"Pro:Direct Sport","version":"1.0","type":"link"}