Full Details from Amazon.com : http://www.amazon.com/gp/product/B00A6Y551O?tag=onigi-20<br /><br />Logisys Corp. PC Remote Start/Reset Controller (RMPC2)<br /><br />Distance 100 Feet without obstacle in between <br />Frequency 315MHz <br />Handset Battery 12V Alkaline Battery Type VR22CN22CN23A or Equivalent
