Scilogex 512121019999 MS7-HP550-S LED Digital 7 inch Square Hotplate, US Plug Ceramic-glass plate, 110V, 50/60Hz, US Plug LED displays target and actual temperatures Separate safety circuits with a fixed safety temperature of 580°C The MS7-HP550-S is one of the most technically advanced hotplates in the marketplace. Simply turn the heat button to set the desired temperature with the LED display and the actual real-time temperature is displayed. The MS7-HP550-S controls temperature at +/- 5ºC. Control Element Items Descriptions Speed control Knob Stir The stirring function is switched ON or OFF by rotating the knob. Temperature control knob Heat (Hotplate) The heating function is switched ON or OFF by rotating the knob. LED (Hotplate) If rotate the heating knob, LED displays the temperature setting value and shift to real value in the duration of 5 seconds. LED Heat (Hotplate) When the heating function is switched ON, the LED Heat flash. LED Stir When the instrument is switched ON, the LED Stir is lit. Power Switch Switch ON or OFF the instrument.