The new ballast has intelligence functions to meet different types of bulbs performance. When the bulb voltage is AC 60-150V, the ballast can work properly. And it is wide voltage design, the intelligence ballast can work between 7.5V and 18.5V. It is less lumen loss, after the HID lifetime is over 2200 hours, the lumen still can reach 80% of new lamp brightness. And the new ballast has very good Anti-Electronic disturb function. If you are interested in any series or relate to this field, please do not hesitate to contact me in order to get the more information. We will offer the best quality and most competitive price to you. We hope to have pleasant business association with you and make a bright future together My e-mail add/MSN/Yahoo Messager: .cn