Amazon.com : Polar RS300X SD Heart Rate Monitor Watch with S1 Foot Pod (Orange) : Sports & Outdoors
Polar RS300X SD Heart Rate Monitor Watch with S1 Foot Pod (Black) : Amazon.ae: Sporting Goods
Amazon.com: HQRP Battery (4-Pack) Compatible with Polar RS300X Heart Rate Monitor (2 Batteries Compatible with Training Computer + 2 Batteries Compatible with Transmitter Polar WearLink) : ספורט ופעילות בחיק הטבע