Smart Lids-Get the perfect Cure every time - 4 Pack

Get the best cure with with airtight Smart Cure Lids. No more shaking your jar to get readings.  Monitors Humidity & Temperature. Air Tight with Food Grade Silicone Seals on Lid and Hygrometer 4 Pack Compatible with wide mouth jars only. You will receive 4 lids with an integrated temperature and humidity monitor. Jars not included. Humidity measurement range: 10%-99%Humidity measurement accuracy: +/-5%Humidity sampling period: 10 secondsRated voltage: DC 1.5V (2 LR44 button cells included)Temperature measurement range: -58℉-158℉Temperature measurement accuracy: ±2℉ (under normal temperature)   PATENT PENDING Note: You will only receive the Smart Cure Lids. No Jars, jar contents or anything else.