Ideal for high-energy work over sustained periods of time.?The new Festool 6.2 Ah battery is ideal for high-energy work over sustained periods of time, such as sawing or difficult screwdriving and drilling applications. The battery?s higher capacity as well as the use of AIRSTREAM technology enables you to work continuously without interruption.Faster reuse of battery packs thanks to AIRSTREAM technology (cooling function for faster availability) and significantly increased charging capacityCharge status indicator for quickly displaying the remaining capacityIntegrated rubber frame for protecting the workpiece and battery pack and for setting the machine down safely on inclined surfaces and roofsOptimum use in machines with high power consumption and short downtimeswith AIRSTREAM functionlithium-ion (Li-ion) replacement battery pack for all Festool 18 V cordless tools (except CXS, TXS, ETSC 125, RTSC 400, DTSC 400)Main applications?Particularly suitable for sawing as well as for difficult drilling and screwdriving applications