High Aluminum automatic sliding window vent opener for greenhouse use on China WDMA Type:Electric window opener luxury hotels customized wholesale professional

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High Aluminum automatic sliding window vent opener for greenhouse use on China WDMA Type:Electric window opener luxury hotels customized wholesale professionalProducts Description Electric Sliding window opener 1. overload protection For different models, different window types, set the specific current, in the case of meeting the torque requirements, to achieve accurate overload protection, so as to effectively protect the safety of personnel and equipment. 2. intelligent memory 3. end reverse protection 4. quiet and comfortable 5. long life, maintenance free 6. voltage protection 7. fault self test 8.