Cool down quickly with fast cooling performance Two cooling methods: upright and inverted USB interface compatible with charger, power bank, or laptop Low energy consumption, low temperature operation, fast cooling, compact size Suitable for beverage containers Name: USB Refrigeration Cup USB Interface: Type-C Rated Voltage: DC 9V Rated Current: Less than 3A Cooling Power: Less than 20W Aluminum Cup Capacity: 300ml Cup Diameter: 7cm Charging Cable Length: 1m Button Function: Single button operation Dimensions: 16 x 12 x 7 cm Material: ABS Color: As shown in picture Package Contents: 1 x USB Beverage Fast Cooler Cup 1 x USB Cable Note: The package includes only the items listed above. Other accessories are not included. Lighting and monitor differences may cause slight color variations between the image and the actual product. Measurement error allowed within +/- 1-3cm.