I have lost my PRECISION battery cap. Where can I find a replacement? November 17, 2021 17:42 Updated You can purchase a replacement battery cap (cover) and O-ring/seal from our online shop by following the link below. Shipping is free on all battery cap orders. PRECISION Maintenance Kit PRECISION Pro Maintenance Kit Related articles Why do I see cadence readings and no power readings (or extremely high power readings)? PRECISION Maintenance Changing Your PRECISION Battery PRECISION and PRECISION PRO User Manual What battery do I need to for my PRECISION powermeter?