Teklite TF 400E TT lighting system with turnable air-operated telescopic mast, keyed mast sections, combined tilt and turning units, internal spiral cable and lamps either 12/24 volt powered by the vehicle battery or 110/230 volt generator powered. The Teklite TF 400E TT series of mast lighting systems with combined tilt and turning units are especially designed for directional lighting applications where the mast and the angle of elevation of the floodlights can be remotely adjusted. Ideal for fitting to medium size or heavy fire vehicles.