This is a hob from Progress with four zones. You adjust the temperature on the zones with a knob and there are a number of useful features.
From Amazon
Progress EK4353P Electric Hot Plate – Portable Hob, Camping Cooker, Compact Tabletop Cast Iron Cooking Ring, Carry Handles, Single Burner Heating Plate, Non-Slip Feet, Adjustable Temperature, 1500 W
Robert Dyas
Progress EK4353P Single Electric Hot Plate - Black
No1 Brands 4 You
Progress Single Electric Hot Plate Table Top Cooking | 5 Power Settings