Clean up harmful gases by keeping the air clean in the car and reduces the temperatureExternal solar panels, multi-angle adjustable, can charge directly by solar radiation3-channel and 3-motor improves the exhaust speed effectivelyBuilt-in high-capacity rechargeable battery to keep motor running smoothlySolar and battery switch control. can control the solar battery used separatelyPackage Contents1 x Car Ventilator1 x Long Strip1 x Short Strip1 x User Manual"Material: ABSColour: WhiteNumber of Fans: 3Power: 1.5WSolar Panel Power: 4WVoltage: 2.4VSpeed: 3500 rpmBattery: 2AA x 1200mAh (included)Product Size: 22 x 11 x 6.5 cmPackage Size: 24 x 16 x 8 cm"