Features: Patented product, smart encoder adjustment, can adjust temperature control range at random. Easily operation, convenient and functional. Temperature control, value storing, Power switch Technical data: Range of temperature displayed: 45 ~ 120 Range of set temperature: 45 ~ 45 Accuracy: ± 1 Compressor relay: N.O. 30A/ 250VAC Dimension: 137( Length) × 59( Width) × 60( Depth) mm Mounting hole dimension: 112.5( Length) × 39.5( Width) mm