Wholesale quantity of 20 x stick-on thermometers. $2.50 per unit. RRP up to $6.50
Pop this stick on thermometer on to the side of your carboy or fermenter so you can see what temperature your must is. Great if you have a stuck or failed ferment to help isolate what the issue is
Goes from 4-36C
About 10cm long
May differ slightly from the image
Individual stick-on thermometers.