Precision Lab High Temperature Drying Vacuum Oven Guangdong Grande Automatic Test Equipment Limited Base Info Model NO.:GVOCertification:CEWarranty:1 YearTrademark:GrandetopTransport Package:Strong Wooden CaseOrigin:Guangdong, China Description Pre:3-Zones Chamber Environmental Thermal Shock Impact Testing Chamber Next:Air-Cooled Auto Defrosting Programmable Climate Control Temperature Humidity Test Chamber