The LaserMax Guide Rod Battery Pack is specifically designed for Glock Sig Sauer Smith & Wesson and Springfield Armory XD models. This battery pack features a nominal voltage of 1.55 volts and a rated capacity of 70 mAh making it a reliable and powerful choice for your LaserMax Guide Rod Laser sight. It uses a silver oxide chemical composition ensuring consistent performance across a wide range of temperatures. The button cell style and sleeved configuration allow for quick and trouble-free installation. Please note that this battery is not rechargeable and is sold in a single pack. With a 5-year shelf life these batteries provide long-lasting power and optimal performance. Ensure your laser sight is always ready by replacing the batteries at least once a year. Consult the LaserMax Operator's Manual or Battery Compatibility Chart to confirm the correct part selection.