The starter set from Bosch Professional includes 2 Procore 18V 5.5Ah batteries and a GAL 1880 CV quick charger. It offers you the following advantages: Thanks to the powerful rechargeable batteries, there is enough power for demanding work; The power is comparable to corded tools of up to 1,800 watts. With the quick charger, the batteries are charged to 80% within 35 minutes. Coolpack 2.0 technology ensures up to 135% longer life compared to standard batteries. Compatible with all Bosch Professional 18 volt power tools. No unexpected work interruptions thanks to the charge level indicator with five LEDs.