Bosch BAT414 12-Volt Max Lithium-Ion 2.0Ah Battery Replacement for Bosch GSR10.8V-Li GWI10.8V-Li PS10-2 PS20-2 PS40-2 BAT411 BAT411A Powers your tools for efficient operation. Rechargeable and long service life. High quality, high capacity battery for longer running time;convenient to use. Meets or exceeds original specification. 30 Days Money Back!