What battery do I need to for my PRECISION powermeter? November 16, 2021 18:35 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? PRECISION and PRECISION PRO User Manual Podiiiium and Podiiiium Pro User Manual Active Temperature Compensation