LIGHTWEIGHT: At 8.2 (w/out battery) for easy maneuverability POWERFUL OUTPUT: 120 Joules ideal for driving through hard materials & engineered lumber LONG LASTING: 500 nails per charge using the included compact battery FASTENERS: Accepts clipped head and offset round head 30° paper tape collated nails 2" up to 3-1/2" on length and .113" and .131" in diameter AIR SPRING DRIVE SYSTEM: Delivers similar performance as a pneumatic tool GO FASTER: Up to 3 nails per second with no ramp-up time ZERO RAMP UP TIME: No refilling of the air tank required, resulting in faster action BRUSHLESS MOTOR TECHNOLOGY: Longer run time per charge, less maintenance and increase durability EASY SWITCH FROM BUMP TO SEQUENTIAL: Quickly transition between sequential mode and bump fire mode actuation on the improved control panel WARRANTY: Covered by Metabo HPT's Lifetime Lithium Ion Tool Warranty, two-year lithium ion battery warranty, 1-year charger warranty