Comark Instruments PDQ400 Digital Thermometer
From the product description, check product page for current description, price and availability:
- Temperature Range: -20°C to +200°C / -4°F to +400°F
- 1.5millimeters Thin Tip Probe for Fast Response
- Accurate to ±0.5°C / ±1°F
- Max Hold for use in Comillimetersercial Dishwasher
- NSF Listed
This is waterproof. Waterproof, like… put it in the dishwasher sort of waterproof.
Maximum temp hold feature. I think this is generally intended to test dishwashers to make sure they are getting hot enough, but this could be handy for homebrewing to test maximum temp of your kegerator or fermentation chamber/area.