593 24 72-01 18V 2.0Ah battery Replacing: 5902142-03, 590 21 42-03 It fits Husqvarna Automower Aspire R4 Husqvarna Automower 115H Husqvarna Automower 305, 2020-> Husqvarna Automower 310, 2020-> Husqvarna Automower 310 Mark II, 2022-> Husqvarna Automower 315 Mark II, 2022-> Husqvarna Automower 315, 2020-> Husqvarna Automower 315X, 2020-> Husqvarna Automower Limited Edition, 2020-> Flymo Easilife Easilife 200/350/500/800 Gardena Sileno City, 2018 Smart Sileno City Sileno Life 2019-> Smart Sileno Life McCulloch Rob S From serial no 185004490 Note that you need to generate a new loop signal to synchronize Automower with the new battery.