1. Three-head fan, faster exhaust, no dead ends, higher efficiency! 2. The external solar panel is adjustable in multiple angles, which can effectively absorb sunlight. 3. Built-in large-capacity rechargeable battery keeps the motor running smoothly and at high speed. 4. The solar and battery switch control can control the solar battery to be used alone to save energy. Give you a comfortable environment and keep the air fresh. 5. Functions: cooling, deodorization, detoxification, defogging in rainy weather, protection of electrical appliances in the car, energy saving, suitable for general-purpose models Product name: solar fan Battery capacity: 1200mAH*3 Power: 5W Voltage: 3.6V Charging : USB/car/solar/power bank Speed: about 4500 rpm Charging indicator: Yes Solar position: outside the car window Solar angle scheduling: yes Purpose: Ventilation and cooling fan in the car size:240x60x130mm Material:ABS colour:White Package Contents: 1 * fan 1 * charging cable Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.