OPTIMA Yellow Top batteries, featuring SPIRALCELL Technology, are designed for all of your deep cycle needs. It's perfect for people who are serious about sound. OPTIMA's power is cleaner with higher voltage output than conventional batteries enabling you to play your system louder and longer. They have a greater cycle life so they can be drained and recharged more often. Plus, they're spill-proof and can withstand 15 times the vibration of ordinary batteries.

OPTIMA YellowTop Benefits

• Dual Purpose starting and deep cycling.
• Lasts up to 2 times longer than other batteries.
• Constant performance quality keeping your battery running at the same level even as it's being discharged.
• More power in the inital 1, 2, 5, and 10 seconds of the starting process than comparably rated conventional lead acid batteries.
• Ideal for seasonal use, fully charged, it can sit unused for up to 12 months at room temperature (or below) and still start a vehicle.
• 15 times more resistant to vibration than other batteries.
• Nonspillable with complete fitment flexibility; can mount in almost any position