... (LED) equipped with imported from Europe sensor constant temperature value control precision, for details, please visit the technical support. 2. ... 2.energy saving and quiet3.sample order Principle of operationRH Control: Set controller (Adjustable)RH Display: Digital LED display for ... purposes.) Certification: ISO9001:2008, CE, UL,PSE TWAIPO AP-68EX Intelligent Dehumidifying Cabinet with two doors