The 18v / 5.0Ah Battery with innovative Real Time Technology is suitable for use in all devices using the Kärcher 18V battery power platform. With a integrated LCD display the 18v battery communicates the remaining running time remaining charging time and state of charge depending on which device you are using. With a splash and shock resistant design this 18v battery is designed to be used outside and on-the-go whilst the intelligent cell monitoring protects the battery from over heating. Charger not included.