Maintenance Free Lead Acid Battery WBD POWER DC12V40AH Wire Lead Terminal For UPS/ Security System Product Overview WBDP DC12400 is a valve-regulated gel deep cycle lead-acid battery engineered for reliable long-duration standby & cyclic power supply. Measuring 196*165*175mm with a net weight of 13.2kg, this 12V40Ah gel battery features integrated pre-wired pigtail wire lead terminals (red positive, black negative), eliminating extra terminal installation work. The gel