... range is 2°c,adjustingprecision is 0.1°c.2.Security SystemPerfect audible&visual alarmsystem,can alarm in case of ... cover-temperature,sensorfailure,door not closed well.Multi-layer protection(Start delay protection, ... ,multi-shelf,reasonably adjust the clearance based on drugspecifications ,security door lock design to prevent casual open.Wide climatezone,suiable for ...