Norlake Scientific White Diamond Series Under counter Refrigerator units include the following standard features: a microprocessor temperature controller, leveling legs, powder coat exterior, audible and visual high and low temperature alarms, digital temperature display, remote alarm contacts, 2 probes; 1 in air and 1 in glycol bottle, adjustable operating temperature range (1°C - 10°C), keyed door lock, and probe access port. Units operate with HFC-free refrigerant, foam insulation and packaging.