Features: Certified to NSF/ANSI 456 Vaccine Storage StandardPurpose-built design+/-1 C Variation: The published temperature variation is derived from the maximum deviation of an NTC sensor in a 1 oz. vial located nearest the chamber geometric center during a 24 hour test periodCertificate of calibration included: 2-year calibration certificate included for your recordsAntimicrobial silver ion-coated handleAdjustable temperature: Intuitive controls let you adjust the interior temperature between +2 to +8 CTemperature alarmRemote alarm contactsAutomatic defrost with adjustable cycle defrostAccess port: Includes a pre-installed 1/2" probe hole in the right interior wall to allow easier connection to user-provided monitoring equipmentOpen door alarm: Alarm will sound if the door is left ajar for over 4 minutes (adjustable from 1-99 minutes)Audible power failure alarm: Battery-powered alarm sounds if the power connection is interruptedSensor failure alarm: Audible and visual alarm warns if the sensor is disruptedPassword protection: Control panel requires password entry to adjust the parameters beyond the set pointMicroprocessor control panel: Digital controls with a large LED readout in Celsius or Fahrenheit for intuitive temperature managementResettable min/max displayFactory-installed lock: Keyed lock conveniently located towards the top of the door for added security (2 keys included)Adjustable plastic-coated wire shelves for improved circulation Multiple shelf positions spaced at 1/2" to accommodate virtually any sizeHospital grade cord with 'green dot' plug Secure three-pronged cord for added unit safetyDurable interior: Walls are constructed from white powder coated metal for added strength and improved temperature retention Interior light: Energy efficient LED lighting with internal on/off switchSelf-closing doorRight hand door swing: For this unit with the door opening from the other side, order with option "LHD" or as SKU ARG1PV456LHDMagnetic door gasket: Quality door gaskets ensure a tight seal for energy savings and improved performanceExtended warranty2 years parts and labor/5 years compressorEco-Friendly: Using environmentally friendly hydrocarbons refrigerants for a greener footprintUsage stickers: Ships with removable warning stickers for "DO NOT UNPLUG," "DO NOT ADJUST TEMPERATURE," and "DO NOT STORE PERSONAL ITEMS"Additional choices: Solid and glass door choices available from 1 to 15 cu.ft. Browse the Pharma-Vac series for more informationVersatile design100 CFC free: Environmentally friendly design without ozone-damaging chemicals CARB Compliant: Eco-friendly hydrocarbon-based refrigerant for a greener footprint that meets current CARB regulations.