Features: -It has no memory effect and can be charged or discharged as needed without losing capacity.-Built-in battery management system with voltage protection, short circuit protection and overheat protection to extend battery life.-Low self-discharge design for maximum productivity and less downtime.-CC, CE and RoHS certified, 100% compatible with original.-Suitable for power tools such as lawn trimmers, lawn mowers, robot lawn mowers and more.Specifications:Battery type: Li-ionModel number: 5744768-01Capacity: 2500mAhVoltage: 18VPower: 45WhCompatible with the following original battery:574 47 68-01574 47 68-02574 47 68-03505 69 73-20586 57 62-01586 57 62-02Compatible with the following power tool:Gardena Robotic Lawnmower R38LiGardena Robotic Lawnm.