"Cabinet type: Upright Capacity(L): 778 Internal size(W*D*H)mm: 865*696*1286 External size(W*D*H)mm: 1205*1025*1955 Package size(W*D*H)mm: 1320*1155*2171 NW/GW(Kgs): 286/378 Performance Temperature range: -20~-40℃ Ambient temperature: 16-32℃ Cooling performance: -40℃ Climate class: N Controller: Microprocessor Display: Digital display External material: Cold rolled steel Inner material: Stainless steel / Galvanized steel(optional) Shelves: 3(stainless steel) Door lock with key: Yes External Lock: Yes Access port: 3pc. Ø 25 mm Casters: 4+(2 leveling feet) Data logging/Interval/Memory capacity: USB/Record every 10 minutes /1000,000data Backup battery: Yes"