Data Thermometer Bluetooth® Wireless: Factory Tough, Lab Accurate Data Logging Thermometer for Food and Pharmaceutical Applications, Single Input K, J, T, E, B, N, R & S The Model 931B is a single channel, digital, data logging thermometer compatible with type K, J, T, E, B, N, R & S thermocouple probes to provide a wide range of temperature measurements, (-418 °F to 3308 °F) and boasts a 1000 hour battery life using three AA batteries. The 931B provides dependable and uninterrupted portable measurement capability without expensive batteries, AC adapters or chargers. The 931B Data Logging Thermometer offers the easiest data logging function available. It allows users to accurately record and store up to 1000 time-stamped measurements. An unlimited number of data points may be collected when used with a Bluetooth® version 4.0 compatible wireless phone, tablet or PC either locally or on the freely accessible cloud server running TEGAM Thermometer Link for Android or for Apple iOS. This seamless connectivity allows the user to collect, transmit and store accurate temperature data for analysis or compliance reporting without any additional or third party software. The creative ergonomic design makes these Data Logging Thermometers easy to hold, easy to read and easy to clean. Designed for one-handed operation, these tools are comfortable to carry and use for extended periods of time. The heavy-duty case is specifically designed for durability and resistance to contaminants such as dust and chemicals. The smooth, sleek, seamless case means that cleaning is quick and certain. Real-time statistical data increases user productivity, process efficiency and product quality. Displayed on-demand, MIN, MAX, AVG, RNG and STDEV (standard deviation) provide critical process information and diagnostics that allow the user to analyze manufacturing processes on the fly and make immediate adjustments for maximum efficiency and quality. Like all TEGAM products, our thermometers are designed, assembled and tested in the United States. TEGAM backs this durable instrument with a standard 3 year warranty and a 2 year calibration guarantee to insure that your instrument is ready to use when you need it. Dual Input Thermometer is also available in our 932B model Technical Specifications Accuracy: ±(0.04% rdg + 0.3 °C) Range : -418 °F to 3308 °F Resolution : 0.1/1 °C/°F/K Input Type : K, J, T , E, B, N, R & S Probe Offset 1000 Hour Battery Life Displays Real-Time Statistical Data Data Logging and Wireless Transmission Capability Creative Ergonomic Design Three Year Warranty Two Year Calibration Guarantee Made in USA