Dremel Lite 12 Piece Variable Speed Cordless 4 Volt 2 Amp Multipurpose Rotary Tool "Ceiling Fan" 3 8" x 1 1 4" A Modern Statement with 3 8" x 1 1 4" One Piece Forged Blade: High carbon steel for strength and durability Quick and easy accessory changes – with the patented EZ twist nose cap accessory changes are easy and can be done without the need of a wrench Variable speed seamlessly adjust to the ideal speed from 8 Application Multipurpose Minimum Speed (RPM) 8000 Battery Voltage 4 volt Chuck Capacity 1 8 in Case Type N A (no case) Warranty 2 year limited CA Residents: Prop 65 Warning(s) No Chuck Type Keyed Number of Batteries Included 1 Battery Included Yes Cordless Yes Series Name Lite Sub Brand Dremel Total Number of Pieces 12 Maximum Speed (RPM) 25000 UNSPSC 27112700 Speed Type Variable speed Charger Included Yes Maximum Amperage 2