2x Replacement L-LU18 Battery for Logitech Harmony 1100, 1100i, 1000, Squeezebox Duet Controller, F12440056, 190582-0000 2x Replacement Battery for Logitech L-LU18 Replacement Battery for Logitech Harmony 1000, Harmony 1100, Harmony 1100i, Squeezebox Duet Controller, F12440056, K398, 190582-0001 Premium Quality, Lifetime Warranty, CE Approved and Safety Assured Output Volts: 3.7V, Capacity: 1250mAh On Sale for a Limited Time!