Specifications: This self stirring bottle is easy to carry and use. With large capacity rechargeable battery, the cup is convenient to use. It is leak-proof, and you can carry it for travel, fitness, sport, etc. Material: ABS, Tritan Capacity: 650ml Motor Voltage: 3V Rated Power: 7.4W Rated Voltage: 3.7V-2A Battery: 1200mAh Battery (Included) Features: Portable, Durable, Easy to Use Size: 121mm x 90mm x 196mm/4.76" x 3.54" x 7.72" (Approx.) Package Includes: 1 x Self Stirring Bottle 1 x USB Cable