Laube Cordpack attachment includes the plug and can be used only in Lazor, and Shear handpieces. It plugs into an electrical wall outlet using the bulit in transformer plug [new 2004 version]. It easily snaps into the handpiece with no tools. The Cordpack is a great back-up for battery packs. It also features 2-speeds [high/low] 4,000-10,000 SPM (2,000-5,000 rpm) and an anti-roll bale. Sealed, lighweight. 2oz. Impact resistnat housing. 12 ft. cord. 100-240v, 50-60Hz. 12v Made in USA. 3 1/4"H x 2"D. Available in black only.