Basic function: High performance microcomputers control; Touch film key operation; constant temperature cover with inclined plane; three display screens for set temp ,box inner temp ,skin temp, >37��set-up;Set-off memory; Warning for :set-off, Fan, sensor, over box inner temp, over skin temp. Temp. deviation; warning silencing function��self-test; wall cupboard and shelf and RS-232 or 485 connector.