This LKB Bromma 2197 Electrophoresis Power Supply is in great condition and functions 100% . It came from a local lab that was upgrading equipment. We can accept pay-pal or your credit card. Please email me with any questions. The LKB Bromma 2197 Power Supply has control settings which allow for the adjustment of the voltage, current, power, hours, minutes, high/low and two sets of electrode connections and more. The Bromma LKB-2197 Power Supply was designed primarily for use in Electrophoresis; the motion of dispersed particles relative to a fluid under the influence of a spatially uniform electric field. These units provide an adjustable output of between 10 to 2500 Volts DC, 1 to 250mA, and 0 to 100W Track Page Views With Auctiva's FREE Counter Go to the bottom of the listing page for pictures thanks