Material: ABS+electronic components+PC Size: 139.6*79*167.1mm Color: yellow, black, purple Input voltage: 5V 2.0A Battery voltage: 4.2V Power: 4.5W MAX Battery capacity: 3000mAh (18650 battery) Working current: ≈350-1200mA Use time: charging time 2.5H, Use time 3-7H 1. Strong wind adjustment to meet the needs of different scenes, cool and comfortable all summer. 2. Silent design with high-efficiency motor, no disturbance in studying and working at night, enjoy quiet and cool. 3. Adjustable shaking angle and height 30° design, all-round air supply, covering every corner. 4. Simple and modern appearance, easily integrated into various home styles, enhance the beauty of the desktop. Package includes: 1*desktop fan