From Karcher
The 18v Fast Charger is ideal for quickly charging any Karcher 18v battery. Able to charge the 2.5Ah battery to 80% within 44 minutes and the 5.0Ah battery within 90 minutes, the fast charger allows you to quickly get back to your cleaning or gardening task. Key Features Suitable for use with all Kärcher 18V power platform batteries LED state of charge indicators 2m power cable length Quick charger Wall mount