Greenworks 2400102. Features: 80V Li-Ion System takes the lead in highest and most powerful gas-free cordless system. Powerful brushless motor offers greater performance without the hassle of gas and carbon emission. Up to 500 CFM of air flow and 125 MPH of wind speed makes blowing through dry/wet leaves and debris a breeze. Up to 60 decibel and light weight design with cushioned over-mold grips provide comfortable non-slip grip. 3-speed selection with a variable speed trigger delivers on-demand power. Up to 70 minutes of runtime with fully charged 2.0 Ah battery. Equivalent to 32cc gas engine. Jet Turbine Technology provides maximum airflow and efficiency. Compatible battery and charger models GBA80200, GBA80400 and GCH8040.