Model:ZW6S15Y-Z212,ZW8S15Y-Z288, ZW10S15Y-Z331,ZW15S19Y-Z437, ZW20S19Y-Z589,ZW30S19Y-Z894, ZW40S19Y-Z1199 Tube diameter:15MM,15MM,15MM,19MM,19MM, 19MM,19MM Lamp length s(mm):212,288,331,437,589, 894,1199 Power:6w,8w,10w,15w,20w,30w,40w Tube vottage(v):36-48,48-64,55-70, 59-71,71-91,80-100,110-130 39-40,70-75,120,100,130 Tube fountain: 160mA,190mA,220mA,300mA, 320mA,300mA,330mA, UV density(μw/cm2):15,22,28,40,70,100, 120 Burner:G5,G5,G13,G13,G13,G13,G13 Life:8000h