Dear Sir Madam, Power Source:AC DC all kinds of electric fans Type:all kinds of electric fans Installation:all kinds of electric fans Material:plastic and metal all kinds of electric fans Certification:EMC,all kinds of electric fans approved SONCAP too,UR,CB,UL,RoHS,SASO,CSA,EMF,LFGB,GS,CE Power (W):50 Voltage (V):220 Style:OEM manufacturer high quality for all kinds of electric fans Power Supply:AC DC, electric and battery also Motor:100% copper CCA Aluminum Voltage:110V ~ 240V Material:plastic and metal Certificate:CB, CE, EMC, EMF, GS, RoHS Plug:2 pins & 3 pins, BS VDE SAA INMETRO UL PSE etc Logo:OEM, logo designed as your demand Packing:1pc in a gift box or brown carton Sample:availableIf you have this product please let me know.Waiting for your reply.Thanks.