Lepel Model CS Jr table top induction sealer. Capable of sealing caps from 20mm to 70mm. Output power is in a frequency range of 130 to 145kHz.Input power required 110 volts AC.Unit is 7" wide X 13" high X 15" deep and weighs net 10lbs.This unit has solid state electronics and is air cooled. S/N HO30520.