Die Grinder Voltage 12V DC Max Speed 20 000 RPM Grinder Orientation Straight Switch Type Paddle Battery Capacity (2) 2.0 Ah Brushless Motor Yes Cordless Tool Kit Contents (1) Bare Tool (2) Batteries (1) Charger Accessory Free Tool Change No Collet Size 1/4 in Number of Speed Settings 3 Lock-Off Switch Yes Lock-On Switch Yes Brake Type None Anti-Kickback Clutch Type None Anti-Restart Technology No Safety Stop Mechanisms None Tether Style Tether Capable Dust Sealed Switch No