Features:

• Holds 18 oz of your favorite drink
• Perfect for mixing formula, health drinks, nutrition shakes, dietary supplements, medications, coffee drinks, juice mixes, lemonade, margaritas, long island iced tea, martinis, shots, and so much more.
• Makes the perfect gift for any occasion.
• Include leak proof cap, durable acrylic tumbler, tornado action mixer
• Simple on/off button.
• The sealed battery compartment uses 2 AAA batteries (not included)