... type 2. Inside temperature ranging from -10~-86 can be set freely , controlling precision is +/-1C3. Stainless steel interior, Outer is ... R134a,R404a,R23,R24,N2,R600a and more, CFC free 19. Certificate: CE mark for DW-HL328/538, ISO9001, ISO14001,ISO13485 ... powerWeight (N.t / G.t)DW-HL218218 liters940x840x1552582x470x7681000W225/250KG -86C ultra low temperature freezer 218L