General description High-quality, compatible battery with long-lasting cells for use in your power tools. This battery is also ideal as a second battery. EXTENSILO Premium batteries are developed for maximum operating time and fulfill all operational safety guidelines. Technical specifications Battery type: Li-ion Capacity: 2500 mAh Voltage: 10.8 V Energy: 27 Wh Colour: black / green Number of cells: 3 Compatibility and accessories Replacement for Festool 564261 Replacement for Festool 564274 Replacement for Festool 564534 Replacement for Festool 564535 Replacement for Festool 564540 Replacement for BP-XS Content of delivery 3x battery