Bh25040 4.0Ah Battery Replacement For 20V Hoover Onepwr Battery Bh15030 Bh25030

??[Upgraded Battery With 2X Longer Runtime]??: Type: Lithium-Ion | Voltage: 20V | Capacity: 4000Mah | Watt: 40Wh (Offers 2X More Power Than The Original Hoover 20V Batteries). Lithium-Ion Battery For 20V Hoover Batteries Delivers Fade-Free Power W...