Improving run-time, power and speed; the M12™ XC High Capacity REDLITHIUM™ Battery will provide 2X the run-time and increased performance as compared to the M12™ Compact REDLITHIUM™ battery pack in all M12™ tools. Milwaukee REDLITHIUM™ batteries are the next generation in Lithium Ion technology. Compatible with all products in the M12 Cordless tool system, REDLITHIUM™ battery packs will provide unmatched runtime, performance and durability for the professional tradesman. MILWAUKEE 12VLT TWIN PACK LITH-ION