... Electronic Ballast Suitable for MH & HPS lamp Energy saving up to 20% Lifespan: 50,000 hours 110-240V, 35W, 50W, 70W MH/HPS Electronic Ballast ... ,Suitable For MH & HPS Lamp, BallastKey specifications: Input voltage: 230VInput current ... /ignition failure/thermal/end of lamp lifespanComplies with UL, CUL, TUV/CE, and RoHS standards 70W Electronic Ballast