Product Name: Factory Wholesale Price Chargeable Mobile Portable Desktop Fan Model NO.: WY79200004-0F15 Certification: UL, CCC, ROHS, CE Installation: Table Material: Plastic Power Source: Battery, Rechargeable Remote Control: Without Remote Control Trademark: Neutral Transport Package: 1CTN=24PCS Specification: 60*52*56cm Origin: Guangdong, China Product Description Factory Wholesale Price Chargeable Mobile Portable Desktop FanName: Mobile Desktop FanWorking power: 5WUse time: about 20 hoursCharging time: 3-3.5 hoursMotor speed: 1200 rpm in the lowest gear, 2000 rpm in the highest gearCharging input: DC5V 1.8A (MAX)Battery capacity: 3.7V 4000mAh lithium polymer batteryUse time: maximum wind speed 4 hours, minimum wind speed 20 hoursAdjustable four-speed wind speed: first-speed low-speed wind; second-speed: medium-speed wind; third-speed: sleep wind; fourth-speed: strong windPacking accessories: color box*1+desktop fan*1+instruction manual*1+data cable*1