Group 31; 36 Volt; 40 AH Capacity; M8 Threaded Stud Top Terminals; Lithium Iron Phosphate Electrolyte; 13 Inch Length x 6.8 Inch Width x 8.4 Inch Height; Deep Cycle Battery; 175 Ampere Peak Discharge Current; ABS Case; 99 Percent Efficiency; IP67 Protected; UN38.3/ CE And UKCA Certified (Battery)/ UL1642 And IEC62133 Certified (Cells)