1)material:iron 2)power:110V/230V 40W/60W 3)lamp holder:E14/E27/E26 4)use:interior lighting All our series products will meet your desk lighting needs, whether at home or in the office. MaterialIronPower110V/230V 40W/60WLamp holderE26 /E14 /E27Inner packingColor box 14*13*22cmOut packingStandard export carton 60*31*44cm16pcs/ctnN.W.:14kgsN.W.:16kgs