As professional coaches know, compared to simply measuring heart rate, which can easily be affected by environmental factors or personal physiological conditions, using a power meter is the best way to gain metrics for training because the data given by direct force shows the real output from every pedal stroke.
IPX7 waterproof, anti-dust casing with a closed magnetic rechargeable design protects the PowerPro from water or dust while riding
107mm BCD for SRAM Force and Rival 4 bolt 1x or 2x chain rings
High-capacity lithium battery delivers up to 150 hours of riding on a single charge
Built-in magnetic connector makes recharging easy
Green and red LED Indicators display connection and battery status
155g (spider only)
125*125*200mm / 4.9*4.9*7.8 inch (L*W*H mm)
Bolt Circle Diameter (BCD)
Chain Ring Compatibility
Battery Run Time
Battery Charge Time
Battery Life Indicator
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