Color: white, pink, black Battery capacity: 2000mAh Size: 82x28x172.5MM Net weight or gross weight: 162G or 196G Fan operation: 1. Press and hold for 1.5 seconds to turn on the fan 1st gear - 5V (display F1, display the power after 3 seconds). 2. Click the fan 2nd gear - 7V (display F2, display the power after 3 seconds). 3. Click the fan 3rd gear - 9V (display F3, display the power after 3 seconds). 4. Click again to turn off the fan and turn off the cooling. Cooling operation: 1. Click to turn on cooling and the cooling snowflake icon turns on. 2. Click again to turn off cooling 3. Cooling cannot be turned on during charging. Various usage modes: can be worn around the neck, handheld, placed on the desktop, and can be folded and adjusted 180°. Rich in features: It has a cooling function to bring you a cool feeling it supports intelligent digital display, and the power and wind speed are clear at a glance it can be used as a mobile power source to charge your phone it has a mobile phone holder function Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.