The 18 V battery starter set - flexibly use all green devices of the 18 volt system. Maximum efficiency - with 25% longer running time and power compared to the 2.0 Ah battery. Charging the batteries is 20% more energy efficient than comparable chargers. Has a quick charge function with ready-to-go display when 80% charge is reached after 40 minutes. Box contents: 2 x PBA 18 V 2.5 Ah WB battery, quick charger AL 1830 CV, box.