Yuasa Rechargeable Batteries VRLA 634171 - Yuasa NP7-6, The Yuasa NP7-6 is a maintenance-free, valve-regulated lead-acid battery with a capacity of 6 volts and 7 ampere-hours. It features a compact design with dimensions of 151 x 97 x 34 mm and uses 4.8 mm blade terminals for connections. This battery is ideal for use in standby power applications like emergency lighting and alarm systems. Yuasa NP7-6 VRLA Battery 6V 7Ah AGM 151x97x34mm Maint-Free