Model : 36/40W Ballast for 4ft 18W/20W LED TUBE or 36W Fluorescent Tube (Choke) Brand : Bestlite Color : White Power : 36/40W Voltage : 220-240V@50Hz Material : Aluminium & Copper Coil Power Factor : 0.5 Suitable for 32/40W Circular Tube, 32/40W Fluorescent Tube (4ft) or 4ft 18W/20W LED for Longer Life Protection Good Quality, Reliable & Durable Weight : 0.41kg