9050GHP~9270GHP are supported by XCH Biomedical's advanced technology, which is the most energy-efficient and also the most powerful cooling incubator in its class. Used for storing bacteria and biological culture for colleges, universities, medicine, and biological scientific research departments. Compared with similar appliances, its heating, cooling and recovery time is much shorter. Model: 9050GHP~9270GHP Environment temperature: +5 ～ 30℃ Temperature Fluctuation ≤ ±0.3℃ Temperature Uniformity ≤ ±0.5℃（@37℃） Timing Range: 1-9999min Power: AC 220V±10% 50HZ Optional: printer or RS485 interface