BATTERY FOR VARIOUS MODELS U1-9 SLA 24 Ah - 12 Volts Pole+ : LEFT width: 196 mm width: 131 mm height: 184 mm SLA SYSTEM: SLA (Sealed Lead Acid) batteries are totally sealed lead batteries. Ready for use, they feature 'Maintenance Free' technology, meaning they require no maintenance. CODE: R106273 ORIGINAL CODE: AT