... ,ROHS,CB,ETL,UL,GS,CCC,CQC,PSE Description:Electronic lunch box VL-3021) 110-127V or 220-240V,50-60Hz ... ) Surround stereo heating, rapid and uniform. 3) Plastic container 4) Double layer anti scald, stainless steel cover. 5) Can be customized for ... ' 3420pcs/40'HQWelcome to inquire and visit our factory!! electronic lunch box