This unit is a heavy duty waterproof thermometer with extendable probe

• Suitable for wet environment applications
• Temperature Range: -50°c up to +200°c
• Accuracy Level: ±0.5°c 
• Resolution Display: 0.1°c
• 125mm Food Grade Stainless Steel Probe
• (Hi/Lo) alarms
• Food Grade/HACCP Approved
• Waterproof
• External 1m Probe 
• Magnetic Side Holster for the probe and a cable compartment on the back for storage and convenience.
• Dual Audible Alarming for Under or Over Temperature Alerts, and can be used as a Refrigeration Failure Alarm. 
• Temperature Hold Function
• Min/Max Memory Function
• Calibration Function
• °C & °F switchable