... 150L 250L)GMP Stability Chambers 1,The latest airway system design achieves uniform of temperature and humidity from different parts ... sourceAC 220V±10% 50HZSafety deviceCompressor and blower overheat protection system, Over temperature protection, overpressure and overload protection for ... with paper(with chart drive)2,Dual stage refrigeration system 3,Alarm: Temperature & Humidity deviation alarm4,3Q ...