ABS exterior, polyurethane insulation layer, stainless steel inner chamber. Air circulation system that homogenizes the temperature in the working room. Resolution: 0,1 °C. Temperature fluctuation: ± 0,1 °C. The reference CTSI-070-001 features a cooling function that allows reaching temperatures below ambient temperature (temperature range: 4 – 65 ºC; maximum ambient temperature: 25 ºC). Orbital shaking speed: 30 – 300 rpm (precision ± 1 rpm). Orbital diameter: 20 mm. Large LCD screen that shows temperature, shaking speed and timer (0-9999 min). DC Brushless motor, maintenance free, with progressive start and security system. 220-240 V / 50-60 Hz. Warranty 2 years