The 70LETT 3010 DocuGem 70LETT-LO3010 Automatic Electric Letter Opener saves time and money. The DocuGem LO 3010 has an automatic envelope feed which makes it reliable throughput. The feeder handles all envelope sizes up to 1/4" thick. With speeds of up to 18,000 envelopes of mixed sizes automatically per hour with no sorting this machine opens your daily mail quickly. The compact design makes it ideal for any business or department. Chadless slitter system slits envelopes open, leaving no waste.