YT U 4.2

Deep cycling and cranking power all packed into one battery.
Lasts up to 3 times longer than traditional flat-plate batteries.
Constant performance quality, which keeps your battery running at the same level even as it's being discharged.
More power in the initial 1, 3, 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 traditional lead-acid batteries.
Mountable in almost any position.

Specifications