gmartinnc said:
Competition Electronics has worked for me very well.
+1
There are two Competition Electronics ProChrono Chronographs. One you can add the remote to, the other not.
Competition Electronics ProChrono Pal Chronograph $99.99
http://www.midwayusa.com/product/113204/competition-electronics-prochrono-pal-chronograph
Competition Electronics ProChrono Digital Chronograph $119.99
http://www.midwayusa.com/product/852429/competition-electronics-prochrono-digital-chronograph
Competition Electronics Digital Remote Control $89.99
http://www.midwayusa.com/product/858466/competition-electronics-digital-remote-control-for-prochrono-chronograph