Philips ExtremeLife LR6-P4/12B, Single-use battery, Alkaline, 1.5 V, 4 pc(s), 0.551" (14 mm), 0.551" (14 mm) Philips ExtremeLife LR6-P4/12B. Battery type: Single-use battery, Battery technology: Alkaline, Battery voltage: 1.5 V. Width: 0.551" (14 mm), Depth: 0.551" (14 mm), Height: 1.97" (50 mm). Type: AA