HPS400W dimming electronic ballast(dimming by remo

Features and benefits: 1.Reduce power losses and Energy Saving 2.Constant output power 3.Various protection function, high safe and reliable 4.Green , reduce the pollution to the power net 5.Easy to install and Convenient for use 6.The electronic ballasts for MH and HPS can compensate for voltage loss, which means that all MH and HPS lamps in one greenhouse produce the same amount ofStreet Lighting, Aquarium Metal, and Growth Lighting. 7.The electronic ballast can protect the MH and HPS lamps against power surges to improve lifetime. 8.No sound resonance 9.Good guarantee for our customers