2x Pack - Logitech Universl Remote L-LU18 Battery Replacement - Compatible with Logitech Squeezebox Duet Controller, 190582-0001, F12440056, Harmony 915, 1000, 1100, 1100i, K398, L-LU18 Replacement Logitech Battery for 190582-0001, F12440056, Harmony 915, Harmony 1000, Harmony 1100, Harmony 1100i, K398, L-LU18 Battery Capacity: 1250mAh, Voltage: 3.7, Type: Lithium-Ion Lifetime Warranty On Sale for a Limited Time! Grade A Quality. High Capacity.