Blade boost technology easily press down on the blending jar to raise the blade height. Up to 50 percent faster blending. Includes personal jar - take your smoothies on the go. Speed settings - choose from four speeds with two pulse settings-low, high, low pulse and high pulse. 800-Watts peak power+ - provides plenty of ice crushing power. BLACK+DECKER Performance Helix 48-oz Black 800-Watt Pulse Control Blender | BL1610BG-P