What battery do I need to for my PRECISION powermeter? December 02, 2019 18:05 Updated The PRECISION Powermeter requires a standard CR2032 Lithium-ion coin cell battery. Related articles I have lost my PRECISION battery cap. Where can I find a replacement? What is the Difference Between the PRECISION and Podiiiium Powermeters? Podiiiium and Podiiiium Pro User Manual STAC ZERO: Calibration What is the Process for Factory Installed Powermeters?