CH154-67091The Hewlett Packard CH154 67091 compatible* lamp, is a high quality bulb made with the finest raw materials. It is designed to provide high actinic output and long service life. The optimized spectral output guarantees rapid curing and short exposure times with the industries best dot to dot quality. The 106 mm long CH154 67091 has a factory warranty of 500 hours. optimized spectral output short exposure times short curing times customer approved