ENERGY SAFE 12V 18 AH DIMENSIONS : 180 X 70 HEIGHT 165 MM USE: 14.4 - 15.0 V STANDBY USE: 13.50-13.80 V 4.5 A max STARTING SPOT 180 Ah CASTELGARDEN ALPINA STIGA JOHN DEERE HONDA OLEOMAC EFCO GGP MOUNTFILED ATCO AGS AL-KO AND OTHER BRANDS battery usually present in first installations