Foldable USB Rechargeable Cooling Fan - Portable Outdoor High-Speed Mini Handheld Fan for Travel, Camping & Daily Use

High-concerned chemical : None Power Source : Rechargeable battery Application : < 10 M² Power Source : Battery Controlling Mode : Mechanical Timer Control Certification : CE Material : Plastic Reverse Rotating Function : No Max. Timing Limit : No Timing Air supply mode : Other Power (W) : 4.4 Timing Function : No Timing Remote Control Function : No Brand Name : siwenyeden Origin : Mainland China Voltage : 5v