... resin,for mh lamp and hps lamp 70-400W available,safety class A, less loss,different models availble Ignitor: sealed in epoxy ... resin, for metal halide lamp and sodium lamp 70-400W available, safety class ... more information, pls check below form.typelamp appliedpulse range(KV)pulse width(μS)voltage(V)freguency (Hz)YYI-3CD-S400MM35-400W ...