Electric Fan 8 inch Portable Fan Cordless Rechargeable High Power Outdoor Desktop Cooling Fan

Product details ofColour:BlackFan blade: 4 * metal fan bladeNoise: About 70dBAVoltage: 20VPower: 30WMotor: BrushSize: 8"Socket: MT battery socketBattery Maintenance And Matters Of Attention* Don't charge batteries that have enough electricity！* Separate isolation in a dry place！* Make sure that the battery is dry without water！* The battery and the host body are placed separately. It needs to be charged every 15-30 days without use for a long time！* Clean up the battery every time you use it！* When charging, someone should look next to it and be sure to disconnect the charger when you leave！