



In the case of power failure, open the motor brake at any time, and lift the door body with the help of the balance system, which can effectively solve the problem that the door body can not be opened due to power failure .....



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Hisense Hi-Smart S Mavo High Temperature Condition (SASO)
Beijing Jihang Kunrui Technology Co., Ltd.Energy-Efficient Air Condition Ventilation for Superior Air Exchange
Beijing Jihang Kunrui Technology Co., Ltd.H201 Intelligent, Energy-Saving, Wall-Mounted Positivepressure Air Purifier with Fresh Air Supply
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