51KD7 42Wh Battery for Dell Chromebook 11 3189 11 3181 2-in-1 laptop -  Compatible Part Numbers: 051KD7, 51KD7, FY8XM, Y07HK  - Battery Type: Li-ion, Battery Volt: 11.4V, Capacity: 42Wh, Battery Color: Black, Condition: 100% New, Warranty: 12 months