Replacement battery for CMOS/BIOS. Specifications: 2700mAh, 3.6V, Lithium, Lithium Thionyl Chloride (ER/TL/LS). Compatible with: CMOS/BIOS. Replaces: 15-5104-41000, 6135-01-225-9569, Anchi GB150, COMP-6-5, Dantona COMP-6-5, ER14505 and 2 more. Anchi replacement battery designed for CMOS/BIOS devices. Designed for long-lasting power.