HQRP 10 Pack Coin Battery for Polar FT4, FT4F, FT7, FT7M Heart Rate Monitor Training Computer + Coaster- Buy Online in Trinidad and Tobago at Desertcart - 1252113.
Genuine Polar Battery Kit for FT4 & FT7 with battery cover and FREE Sealing Ring by Polar - Shop Online for Health in the United States
POLAR FT4 F Heart Rate Monitor - Eastern Mountain Sports
Polar FT4 Sport Watch - Heart Monitor (bpm), Time Display, Date & Day Indicator, Water Resistant, Low Battery Indicator, Purple/Pink (FT4F) at TigerDirect.com