CF21 with Long Life Battery * The latest version of the best selling thermometer to catering professionals * Even greater value for money, because CF21 is still at the same price as the previous model, * New sealed, long-life battery lasts up to 10 years * Thermistor sensor for higher accuracy * Lumberg connector for secure probe connection * Compatible with wide choice of interchangeable temperature probes * Unchanged prices offer incredible value * Auto switch off saves battery power Sensor Type Scales Measurement Range Resolution Accuracy 0°C to +70°C Environmental Protection Operating Temperature Range Connector Open Circuit Indication Auto Switch Off Battery Type Battery Life 2 Year Warranty ACCESSORIES Protective Rubber Boot Hard Carrying Case Recommended Air Probe Recommended Penetration Probe Thermistor °C -40°C to 110°C 0.1°C +/-0.5°C Designed to meet IP55 0°C to +40°C Lumberg Yes Yes Lithium 10 Years, based on a usage of 4 hrs a day over 7 days/week Yes ACCESSORY ORDER CODES CRS/3 SC25 AX24L PX22L