Optima D34M Blue Top Deep Cycle Battery.

Optima Batteries ultra high-performance Spiralcell AGM dual-purpose battery for marine and RV. Optima Batteries offer 3x the cycling capability (rechargeability) with ultimate cranking power in a maintenance-free package. Optima Batteries are perfect for multiple high-demand accessories with 15x the vibration resistance and lighter weight Lower internal resistance provides more efficient power output and faster recharges.

Detailed Product Specifications

The Optima model number for this battery is D34M. If you are replacing an Optima battery you already have, this model is the same as batteries marked 8016-103, 9016-103, 27934, D34M-950, BLUED34, 12854, SC34DM, or N99D34MBLUE.