Studies on ResearchGate and PMC demonstrate the V800 is a valid and reliable tool for estimating jump height compared to professional force platforms.
The is a legacy flagship multisport watch highly regarded in scientific research for its precision, particularly in measuring R-R intervals for Heart Rate Variability (HRV). While it has been discontinued by Polar , it remains a "gold standard" for researchers seeking a consumer-grade device with ECG-level accuracy. Scientific Validation Papers Numerous peer-reviewed studies have validated the across various metrics: buy polar v800
Because the V800 is no longer in production, finding a new unit is difficult. You can typically find it through secondary markets and specialized retailers: Validation study of Polar V800 accelerometer - PMC Studies on ResearchGate and PMC demonstrate the V800