JLM Premium SLIM BALLAST HID Conversion Kit H11 (H8/H9) 6000K (Ultra White) Simple Installation, fully reversible when uninstalled, will not interfere with any car function water proof, dust proof, reverse polarity protection, short circuit protection, shock protection Output up to 3000lm, 3X of halogen bulb; Machine calibrated bulb ensure color precision Produce Consistance and Strong output, will not cause flicker