<html><head></head><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:12px"><div id="yui_3_16_0_ym19_1_1486062431803_3208">Rick,</div><div id="yui_3_16_0_ym19_1_1486062431803_3208" dir="ltr">I used to use a cheap little 24 month O2 sensor and I really liked it. I switched to the Altair sensor because someone gave them to me.</div><div id="yui_3_16_0_ym19_1_1486062431803_3208" dir="ltr">Hank</div></div></body></html>