... Watt: Normally 300--3000w Specification as per customer request Infrared Carbon heat lamp(1) Material : Filament -- Carbon Fiber(2) ... Ω-shaped, C-shaped, Linear Tube(8)Feature: Far infrared, long lifetime, energy saving. different IR wave range ... high temperature. It has instant and fast heat delivering in seconds. It has flexibility ,economy ... drying, curing etc. 254mm 650W Infrared Carbon heat lamp