Temperature ambient +5 to 120°C, regulated with touchpad and LCD, model for 1 block. Designed for reliable everyday use in the lab. Digital Block Heaters offer exceptional temperature uniformity with outstanding temperature stability. Digital models include a unique single point calibration feature to match the block heater's display to a known external temperature standard for 3 temperature setpoints. Digital models feature easy to use touchpad controls with independent displays for temperature and time. Versatile Block Heaters Designed for Everyday Use with Accessories for Every Application