Car Ventilation Fan USB Dual Charging Vehicle Cooling Tool Car Exhaust Fan Vehicle Air Circulation Smoke Exhaust Fan Car Cooling ,Easy to Use

in the charging cable, the blue light starts flashing, and charging starts until the blue light is always on and the machine is fully charged. When the green indicator light flashes, the solar panel starts to charge the battery. The fan button can only be turned on after the main power is turned on, the machine starts to work, and the light bar button can be turned on or off as required. Note: Before using the machine, it is recommended to fully charge the machine with a charging cable to activate the battery capacity.