115V 250mL Metal Case Heating Mantle with Controller. Aluminum housing is chemical resistant, tough, lightweight and easy to clean. The stainless steel grounding screen provides added protection. Built-in controller regulated element temperature to 450°C. Replaceable heating cartridges. Unique airflow through ventilation slots beneath and around the rim and case keeps the exterior safe to touch. Flexible coiled heating element provides good heat transfer while absorbing shock, minimizing risk of flask breakage. Heating element and insulation form an easily replaceable heating cartridge. A "Heater On" light indicates when power is being supplied to the heaters while a "Power On" light indicates when the power is on. Supplied with a support rod holder. Capacity: 250mL. 115V. Watts: 150. Shipping weight: 3lb. Electrothermal #: CM0250/CEX1.