Replacement battery for Schlagbaum. Specifications: 6V, Alkaline. Compatible with: Schlagbaum, Safe-O-Tronic, Safe-O-Pin, Megalock. Replaces: SAG 3850000.020.000, SAG DL-51, SAG 198226, SAG 4LR06. SAG replacement battery designed for Door Lock devices. A direct drop-in replacement for the original battery.