SPECIFICATIONSBattery: YesBrand Name: XMSJCertification: CE,FCC,RoHS,ULChoice: yesHigh-concerned chemical: noneOrigin: Mainland ChinaProcessor cooler: radiator for phonecooler for cell phone: phone cooler fan gamingmobile fan: rechargeable portable fansemi_Choice: yes Cooler For Cell Phone Cooler Fan Gaming Mobile Fan Rechargeable Portable Fan Cooling Fan For Phone Radiator For Phone Shark Fan Product name: FS21 air-cooled radiatorProduct specifications: charging style, plug-in styleFan speed: 7 blades /4000 rpmRecharge battery capacity: built-in 650mah battery.Battery life: fully charged, about 6.5 hours in the first gear and about 8 hours in the second gear.Charging state: red light when charging, and green light when fully charged.Product features: 1. Two strong winds, suitable for multiple scenes.Cool down with strong wind, cool down purely physically with strong wind, care for the mobile phone and keep it running at low temperature.2. The sound is too small to be heard.Using 7-blade turbofan, with suspended motor running softly, it is silent and insensitive, and the original voice is black, so you can chat without frying wheat.3. Installation of elastic back clip.Support most mobile phones in the market.Elastic back clip design, support 6.5cm-9.2cm wide mobile phones, support most mobile phones in the market, and easily install one card at a time.4. Charging style:The built-in 650mAh large-capacity battery has long battery life and long standby time, and can dissipate heat for 8 hours.5. Plug-in style:Plug and play, hurricane cooling.If there is any problem with your product after you have received it,please contact us first. We will try our best to solve the problem. The built-in 650mAh large-capacity battery has long battery life and long standby time, and can dissipate heat for 8 hours. The universal Type-C charging interface can share the charging line with the mobile phone, avoiding multi-line and multi-winding, and charging quickly. Cool down with strong wind, cool down purely physically with strong wind, care for the mobile phone and keep it running at low temperature. The fan blades of radiator are increased by 4cm, and the air volume is larger and faster, which is about twice as large as that of traditional small fan radiator in the market. Blow out a large amount of air, the cooling speed is visible, and it cools immediately when it is turned on. Compact size, easy to carry in your pocket, built-in 650mAh battery, free from wired constraints, wherever you go. The sound is too small to be heard.Using 7-blade turbofan, with suspended motor running softly, it is silent and insensitive, and the original voice is black, so you can chat without frying wheat. Only weighs about 48G, so it's not tiring when used all day, which is equivalent to the weight of a mobile phone case, and it won't feel tired when worn. Elastic back clip design, support 6.5cm-9.2cm wide mobile phones, support most mobile phones in the market, and easily install one card at a time. Adopt soft silica gel pad.Care for the machine without hurting the screen. phone cooler mobile fan cooling fan cooler for cell phone portable fan mobile phone cooler Cell phone accessories cooling fan mobile mobile cooling fan Smartphone cooler shark fan black shark cooler blackshark cooler phone cooling fan smartphone cooling radiator for phone Cellphone accessories laptop cooling pad phone cooler for games gaming fan