Looks like a high pressure sodium to me. I've gotten one for very cheap, around that price. Its just not as good, PAR wise, as more expensive ones.
partcleguy Reviewed by partcleguy on . Philips 70 watt "High Pressure Sodium" Bulb? just saw these Philips high pressure sodium bulbs..they clame to be high pressure sodium...but they're only twenty dollars, and i read somewhere that these are actually "Low Pressure Sodium"..is that true? says its a "Philips 70 watt, C70S62/ALTO" and everywhere i look its labeled as a high pressure sodium bulb... So confused....:wtf: Rating: 5