110 electricity Four pre-programmed settings - smoothies, dips, frozen desserts, and power blend (for low-liquid greens and smoothies) are specifically designed to deliver optimal processing times. The 50-ounce container is BPA-free and double-walled insulated and fits most cup holders to blend and go easily, plus the 40-ounce container is BPA-free and the blender easily mixes thick, hot, and frozen. Variable speed control achieves every texture from coarse to smooth, plus a pulse feature quickly chops for easy ingredient preparation. Includes the "Personal Blending" cookbook with recipes for every meal from the Vitamix kitchen, and the tamper has a collar to prevent it from hitting the blades. Spill-resistant lid with removable lid plug allows ingredients to be added while blending. Electrical ratings: 120V, 50/60 Hz, 7 Amps Hardened, laser-cut stainless steel blades provide superior blending and longer lifespan and the metal motor system provides maximum durability and will not fade like plastic.