Hi Guy's ! I need an programmable actuator timer and would like some links as to what to purchace please .the timer needs to activate the actuator every hour 24/7 365 days a week but also needs to adjustable to up to 4 hourly activation .It is to be used in an egg turning rack for incubation of chicken eggs .Some thing under $30 if possible ...Here is a link for the actuator I am considering buying many thanks in advance http://www.ebay.com/itm/272018146298?_trksid=p2060353.m1438.l2649&ssPageName=STRK:MEBIDX:IT