An exact recreation of the original LPB-1 circuit that ushered in the age of overdrive in 1968. Put the LPB-1 in line with any effect to provide boost and definition. Improve the gain and saturation of your amp. True bypass Tough and compact die-cast chassis 9-volt battery included Optional 96DC-200BI power supply available Dimensions in inches: 2.75 (w) x 4.5 (l) x 2.1 (h) Dimensions in inches: 2.75 (w) x 4.5 (l) x 2.1 (h)