Features: 1Lid with Blender: The lid of the automatic mixing cup comes with a stirrer which can easily stir the liquid with a spiral. 2Safe and Leak Proof: Electric mixing cup is safe and leak proof 360 degree without splashing embedded with a soft silicone ring safe to put in the bag. 3Temperature Range: The automatic stirring cup is resistant to temperature difference of 1099 C and can be in contact with water with confidence. 4Wide Range of Applications: Ideal for coffee tea hot chocolate milk protein shakes lemonade and many other light mix drinks that you can stir. 5Ideal Gift: The best gift for your families friends and colleagues. Novel funny but also practical what an ideal present. Specification: Item Type: Mixing CupMaterial: Silicone PPCapacity: 400mlTemperature: -10-99Battery: 2 x AAA Batteries (Not Included)Color: As Pictures ShownWeight: Approx. 196g / 6.9oz Package List: 1 x Mixing Cup1 x Lanyard