Battery Model GP1812CF Voltage 12V Power (1,65V/cell@15 min) 57.50W/cell Type VRLA - maintanance free Designed Floating Life Up to 5 years (25o C) Eurobat (20o C) : 3-5 years standard commercial Nominal Operating Temp. Range 25o C ± 3o C Terminal T3 Construction Container & Cover ABS Safety valve Rubber Terminal Copper Internal Resistance Full charged at 25ºC ≤ 16mΩ Self Discharge (20ºC) 2% of capacity declined per month Capacity affected by temperature 40ºC 103% 25ºC 100% 0ºC 86% Charge Voltage (25ºC) Cycle use 14.4V - 15.0V (-30mV/ºC), max. Current: 5.4A Float use 13.5V - 13.8V (-20mV/ºC) Physical Without Terminal 181 x 77 x 167 mm