Maximize the performance of your 12 V Max tools with DeWALT 12 V Max 5 Ah batteries. At more than triple the capacity of original 12 V Max batteries (DCB120), this unit provides extended runtime when used with all 12 V Max tools while retaining a lightweight, compact design. With the built-in fuel gauge three-LED charge indicator, you'll always know when your battery is ready for work. Battery includes a 2 years limited warranty and 90 days money-back assured.