POWER TO PERFECTION
As professional trainers know, compared to simply measuring heart rate, which can easily be affected by environmental factors or personal physiological conditions, using a power sensor is the best way to obtain measurements for training, as the data provided by direct force shows the actual output of each pedal stroke.
FEATURES
MORE ABOUT POWER HALO
IPX7 waterproof and dustproof casing with an enclosed magnetic rechargeable design protecting the Power Halo from water or dust
107mm BCD
High-capacity lithium battery for up to 150 hours of driving on a single charge
Integrated magnetic connector for easy recharging
Green and red LED indicators show connection and battery status
Compatible with SRAM Red, SRAM Force and SRAM Rival cranksets (NOT COMPATIBLE WITH SHIMANO cranksets)