Variety World structure - stainless steel stirrer and plastic hand shake Best for frothing or making sherbet ,yogurt ,lassi or cold coffee or protein shake at gym or espresso cappuccino It will beat your eggs faster and better than what you can with a spoon. Simple 1-hand operation with results in 20 to 30 seconds,It will froth your milk and coffee/cappuccino as if you are having it at a cafe! to open Blender Just Press Silver Top of Blender and Slide it to back side and insert 2 AA size batteries and close the same. Small and Handy No Wires ( Cordless) as it works on batteries. So no hassles of plugging into power supply. Useful for Home, Office and can be easily carried while Traveling, Picnics etc. Useful for Cold or Hot Coffee, Milk Shakes, Chocolate Drinks, Chaas, Lassi, Mixing Omelets et