... for use bottled, with easy to use, stability. 2500W Easy fix electric ring drum band heater with thermostat temperature range 40 ... -220 °CProduct Features:Drum heating coil thermostat, electric circle series, with thermostat, temperature range: 40 °C -220 °C. ... Drum heating coil thermostat, electric ring, is required for heating the material for use bottled, with easy to use, stability, ...