Long Rechargeable Batteries VRLA 625093 - Long WPS40-12, Long manufactures the WPS40-12 VRLA lead acid battery, featuring low self-discharge levels and a maintenance-free design. With dimensions of 199 x 171 x 166 mm and an M6 connector, it is VDS certified, ensuring reliability. This 12V 40Ah AGM battery is ideal for backup power applications and standby systems. Long WPS40-12 AGM VRLA Battery 12V 40Ah Universal Maintenance-Free