... Energy-saving, Timing Dimmable No MOQ,Work quiet Product nameHPS/MH Electronic 600W Ballast with switch XLDS Characteristics1, Size: 260*103*59 mm2 ... days2, Production lead time: 25 working days3, Packing: 1 pc ballast + manual / bubble bag, 6 pcs / carton, filled with Foam; As ... , Public Plaza, Theater Highway Tunnel Street Lamps, Public Lighting HPS/MH Electronic 600W Ballast with switch