HUSQVARNA MC CULLOCH GARDENA Compatible Battery for Lawnmower Robots For Models: 430X 440 450X Dimensions in mm: Length: 146.2 mm Width: 67.6 mm Height: 38.8 mm Capacity: 5.2 Ah Voltage: 18 V Part No.: AG6201005 Original Part No.: 589585701 589 58 57-01 SS