Sorry, no pic...
...it is a silver rectangular relay (twice as tall as it is wide). The top is white (where the fuse(s) reside) and there is a clear cover to protect the fuse(s).
The OVP uses the standard AN-type fuses (like the GM cars) and it should be either 15 or 20 amps.
2009 ML350 (84K) - Family vehicle
2001 CLK430 Cabriolet (71K) - Wife's car
2005 BMW 645CI (124K) - My daily driver
2012 Mustang V6 (60K) - Daughter's car