Check the listing for details. TipTopTemp Grill Temperature Regulator ( Tip Top Temp ) ( Akorn Version ). Color: Silver, Condition: New. Listed at 42.50 USD. - THIS LISTING SIZE AND ATTACHMENTS ARE FOR THE AKORN - Please see our other listings for the TipTopTemp for Weber Kettle, Akorn Jr., Big Green Egg and Kong 6" Akorn Package.... is a prepackaged TipTopTemp and includes a wire 'hanger' to secure the device to 5" fixed vents. Designed for the standard Akorn grills. - CONTROL AND MAINTAIN YOUR GRILL TEMPERATURE WITH A TWEAK OF A KNOB. - SITS OVER THE TOP OF YOUR GRILL'S VENT. ITS AWESOME TEMPERATURE SENSITIVE COIL OPENS AND CLOSES TO MAINTAIN THE TEMP IN THE GRILL - NO MORE HASSLE, STANDING BY YOUR GRILL OPENING/CLOSING VENTS OR MESSING WITH THE LID UP/DOWN OR HANGING STRANGELY AND DANGEROUSLY OVER THE EDGE. - THIS LITTLE GADGET IS A COMPLETE TEMPERATURE AND AIR CONTROLLER FOR YOUR BBQ OR SMOKER - REGULATE TEMPERATURE WITHIN 5-10 DEGREES - NO BATTERIES REQUIRED For the tech guys: The TipTopTemp™ temperature regulator system is built using a coil that reacts to heat, which opens and closes the damper. The coil is a temperature-sensitive, bi-metal coil with a deflection rate of about 0.346 angular degrees per degree Celsius. The gasket is a high temp silicone to create a good air seal. Proudly made in the U.S.A.