Monitor the boil temperature of your...
Pocket Dial Thermometer,1"Dial, 5"probe.
Stick it on the side of your fermenter to get an accurate temperature reading at all times.
12" glass spirit thermometer graduated from -20°C to +110°C.
Simply slip the thermometer sleeve over the bottle and the temperature lights up on the sleeve. Suitable for red and white wine, with suggested temperatures for most wines. Wipe clean only.
3" dial thermometer with 2" probe Reads from -20° to 120° C