Digital Dry Bath - Digital performance at analog prices. A microprocessor regulates the high wattage heaters to provide precise, accurate control. Exact desired temp is easily set using arrow keys on sloped control panel while values are shown on large digital display. No checking of a thermometer and readjusting temp necessary. User calibration feature allows for easy calibration. An RS232 port is provided for monitoring and recording temperature. Stainless steel block chamber acts as a heat sink and provides a uniform transfer of heat from heating elements to interchangeable blocks ensuring all samples receive the same temperature treatment, regardless of their position in the block. Stainless steel block chamber, single or dual block units available, nonporous aluminum with anodized surface, thermometer well, required only for calibration purposes. Specifications: Temperature range: Ambient +5º to 150ºC; Temperature resolution: .1ºC; Temperature uniformity: ±.2ºC; Temperature accuracy: ±.3ºC.