Powered by 110/230VAC with no water-cooling requirements, these units are extremely dependable over a long life, and are backed by a full TWO-YEAR factory warranty on the diode light source - one of the longest warranties in the laser industry. Telesis' Zenith 10FQ was named a Top 100 Product of the Year in the November 2003 Issue of MEDICAL PRODUCT MANUFACTURING NEWS, page 37. Innovative, compact and flexible ZENITH ® Pulsed Fiber to Fiber Ytterbium Lasers are perfectly suited for marking applications that require 24/7 "set and forget", unattended operation. Select the ZENITH ® 10FQ for low to medium speed applications and the ZENITH ® 20FQ when higher power/faster process speeds are required. The 20FQ features upgraded power and the additional long-term safeguard of a built-in, polarization/optical isolator.