material:stainless,iron,copper power:500W,1000 W ,1500 W ,2000 W ,2500 W ,3000 W ,4000 W ,4500 W ,6000 W ,7000 W ,9000 W ,12000 W voltage: 100V,110V,220 V,230 V,240 V,250 V,330 V,380 V,400 V,415 V pipe diameter:7 mm ,8 mm ,10 mm,12 mm,14 mm,16 mm,18 mm,20 mmpipe head:copper,stainless,iron note:These are personalized you've any idea,please touch us.