Absorbed Glass Mat (AGM) technology is an advanced battery design used in "Poweroad" maintenance free batteries that eliminates water loss. Its lead-calcium design and being shipped dry along with its own pack of high-gravity acid, Poweroad maintenance free batteries remains factory fresh and bear longer storage life.

Absolutely free from maintenance and acid spillage, designed from wider range of temperatures from -20 celsius to +50 celsius. The unique gas recombination system remarkably prolongs battery life in addition to extremely stronger cranking performance.