Spec:

Item Type: Heating Mantle
Material: Cold Rolled Steel, Alkali- Glass Fiber
Application: Electric heating jackets are mainly used for liquid heating in university laboratories, petrochemical, pharmaceutical, environmental and other industries
Temperature Adjustment Range: Ambient Temperature ~ 350℃ (stepless temperature adjustment)
Maximum Temperature: 380℃
Working Time: Continuous
Size: Approx. 500ML: 200 x 165mm/7.9 x 6.5in, 1000ML: 260 x 200mm/10.2 x 7.9in

Package List:
1 x Heating Mantle
1 x Instruction Manual

How To Use:
1. The electric heating mantle has a voltage stabilization function, turn on the power switch, and the switch indicator light is on.
2. Turn the knob, the work indicator light is on, adjust the knob voltage to control the temperature, and achieve the purpose of constant temperature.
3. At the beginning, the voltage should not be adjusted too high, and the temperature should be increased slowly, otherwise the heater may be damaged if the temperature is too high.

Note:
Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.