Mercedes A/C Servo Unit, Climate Control Amplifier module, remanufactured. Ordered an A/C unit for a 1995 Toyota Celica, and was misshipped this unit instead. It's past the return period, so my loss is your gain. Still in its sealed, anti-static plastic bag.
00157 0008350157 A/C Servo Unit/Amplifier MER ← on the label on the unit