4 CASTERS FOR EASY MOVING,This Laser Treatment Center system incorporates Erbium and CO2 laser technologies in one single device. The system employs two flexible optical delivery fibers and is operated with a variety of specially designed dental handpieces, assuring easy use and excellent accessibility.IT COMES WITH SEVERAL ACCESSORIES-(SEE PHOTOS) 30-day guarantee. Manufacturer: LUMENIS Model: SA5601000 Serial: 003-xxxxx << Call for S/N Volts: 230 Hertz: 50/60 Amps: 13 Exterior Dimensions : L x W x H x Diam. (inches) 20 x 12 x 49 x 0