General description vhbw offers a high-quality, compatible battery designed for use with AL-KO Robolinho lawnmowers. This battery provides a high capacity, ensuring efficient performance for your garden tools and appliances. It can be charged using your standard charger or a compatible charger, making it convenient for users. Technical specifications Battery type: Li-Ion Capacity: 2500 mAh Voltage: 18 V Energy: 45 Wh Number of cells: 5 Weight: 262 g Compatibility and accessories Compatible with AL-KO Robolinho 300 E, 450 W, 350 W, 520 W Replacement for part numbers: 440454, 441154, 442175, 440629, 442196, 442632, 6.445-098.0