choice of three models: all offering improved safety, ease of use and faster heat-up times The unique Kera-Disk heating plate comprises aluminum for fast heating times and a wafer-thin ceramic coating to make the heating plate both chemically and scratch resistant   Features include: 3 Year Warranty 800 Watt heating power - heats faster Hotplate temperature range: 20 to 300°C. Pt1000 temperature sensor for all models. NEW Residual heat indicator helps prevent accidental burns. Speed range: 30 to 1400rpm. Chemically resistant Kera-Disk top plate coating. 135mm top plate diameter. Suitable for continuous unattended operation. NEW Connect model with RS232 for optional software control.