The Pocket & Probe Thermometers by Cooper: AquaTuff Waterproof Thermocouple, digital, w/Wrap&Stow MicroNeedle probe, temp. range -100 to 500 deg. F/-73 to 260 deg. C,+/-0.9 deg. F/+/-0.5 deg. C total system at ambient temperatures between 68 deg. to 86...