USB Desk Fan, Rechargeable Mini Portable Fan, 180 Automatic Shaking Desktop Fan with 4 Speeds, LED Display, Strong Airflow Quiet Feature: Quantity: 1pc Material: ABS Color: Green Speed mode: Four-speed adjust-ment Product size: 22.6x17x10.6cm/ 8.9x6.7x4.2in Packing size: 23.2x17.4x11.3cm / 9.1x6.9x4.4in Net weight: 432g/0.95lb Gross weight: 650g/1.43lb Battery Capacity: 2*2000mah Working voltage: 5 (V) Applicable scene: Bedroom, Office Power supply mode: USB Description: Improved Quiet Brushless MotorBelow decibels With the newest power technology, the motor operates quietly and steadily, providing continuous wind. 15 H Long Working Time & Plug PlayBuilt-in Battery 2*2000mah Capacity. This desk fan can run for 6-15 hours when fully charged. Suitable for office, home and going out. With USB charging cable, which can be plugg-ed into the car, mobile power supply, computer and other USB ports for charging. Can be used while charging. 4 Speeds & Electricity displayThe desk fan cool-ing has four wind speeds, provide you more options in different temperature environment. You can easily check the battery level through the power display. Automatic & Manual Rotatable Way DesignSupports automatic shaking of the around 180, and can also manually adjust the direction of the fan up and down, allowing you to enjoy cool wind anytime, anywhere. Easy to Clean, Battery & Safe DurableThis rechargeable fan can easily the front cover to clean the fan blades. Mini Fans meet international voltage requirements, built-in optimized PCB chip, can provide charge and discharge protection, over temperature protection, etc., to ensure the battery life and short circuit and other security issue. Package Content: 1 x Fan 1 x USB Cable