The new battery sanders RTSC 400, DTSC 400, ETSC 125 provide outstanding mobility in work. The powerful 18 V Bluetooth® Ergo battery at 3.0 Ah delivers the same performance as corded models and gives the 1.4 kg lightweight machine a well-balanced weight distribution and unmatched ergonomics. The integrated dust extraction combined with the Longlife dust bag makes the machine easy to handle, allowing for easy work overhead or in hard-to-reach places. With the Bluetooth® battery combined with a Bluetooth® compatible Festool dust extractor in AUTO mode, the dust extractor starts automatically when the sander is turned on. For unlimited runtime, the battery can be replaced with a plug it power adapter – perfect for stationary use and in combination with a Festool dust extractor.