Hewlett-Packard Co has added the HP LaserJet IID, and two new plotters. The IID offers twice the paper capacity – 400 sheets of the LaserJet II, two paper trays, two-sided printing and a new add-on for automatically printing up to 50 envelopes. It comes with 24 fonts, a one-year warranty and is $4,300 and $350 for the envelope unit – UKP3,000 plus UKP251 here, now, where the II is cut to UKP2,000. The E-sized HP DraftPro EXL and D-sized HP DraftPro DXL, are designed for the MS-DOS computer-aided design market and cost $6,500 and $5,000, UKP5,500 and UKP4,500 here, and available now.