With its vibration-damped, ergonomic C-frame design and weighing just 2.5 kg (ml, 4.0 Ah Li-HighPower Compact battery), the BHC 18 cordless hammer is extremely powerful and incredibly light - making it ideal for powerful and effortless drilling in the toughest materials, Brushless and maintenance-free EC-TEC motor for outstanding durability and performance: With its exceptionally high impact force, the BHC 18 drills with maximum power into concrete, stone and brick walls, The tool's vibration damping prevents the transmission of impact energy to the hands, The Bluetooth® battery automatically starts the CLEANTEC system vacuum connected to the dust extraction nozzle when you switch on the tool, ensuring a low-dust and comfortable working environment,