Replacement battery fits 9 AML compatible models. Specifications: 2200mAh, 7.4V, Li-ion. Compatible with: M7100, M7220, M7221, M71V2, M5900, M7225 and 3 more compatible models. Replaces: AML 180-7100, AML 1810-0001, AML 1810-001, AML 1810-7100. AML replacement battery designed for Barcode Scanner devices. Perfect for professional or everyday use.