PolarGlobal on Twitter: "Today we've launched a new heart rate sensor: Polar H9! - Bluetooth, ANT+ and 5 kHz technologies - Battery life of 400 hours - Compatible with Polar Club Discover
CS400
Polar M400 User Manual | Batteries
CR2354 Polar Battery for CS400,CS500,CS600,S625x,S725 and S725x | FARANANI Electronic Products South Africa
2. CYCLING COMPUTER COMPONENTS | Polar CS400 User Manual | English
Polar CS400 Cycling Computer Heart Rate Monitor | The Gift Emperor Shop