Replacement battery fits 6 Genius compatible models. Specifications: 2000mAh, 25.2V, Li-ion. Compatible with: Invictus X7, Invictus X7-01, Invictus X9, Invictus X9-01, Invictus A8, Invictus A9. Replaces: Inventum 61CNMR1966, Invictus 101904370, Genius 101904370, Genius ZB1669-7S1P-01. Genius replacement battery designed for Vacuum devices. Perfect for professional or everyday use.