The Festool BP 18 Li 5.0 ASI battery provides reliable power and long runtime for all applications within the Festool 18V range. Thanks to AIRSTREAM technology, the battery is quickly charged with active cooling, while Bluetooth® ensures convenient extra functions. Special features: 5.0 Ah battery for good performance and long operating time, fast charging time with AIRSTREAM technology, Bluetooth® for automatic dust extractor activation and additional functions via the Festool Work app, LED indicator for monitoring remaining capacity, protective soft grip surround, suitable for all Festool 18V devices (with the exception of some models). Technical data: Voltage: 18 V, Capacity: 5.0 Ah, Weight: 0.70 kg. Standard delivery includes: 1x Festool BP 18 Li 5.0 ASI Battery 18V – 577660.