Bosch Professional 18V System Cordless Blower GBL 18V-120 (up to 270 km/h air flow rate, without battery/charger)Powerful: Thanks to 270 km h (75 m s) air flow rate, air volume flow: 2. 0 m min120m h Runtime for the two speed settings: Speed setting 1: 9 min per Ah; speed 2: 5 min per Ah Versatile and flexible: Thanks to four different adapters, application is possible in various areas, even as a leaf blower AMPShare: Batteries and chargers are fully compatible with the Bosch Professional 18V System as well as many other tools from brands in the AMPShare battery