周转门的经营者

Swing door operator 1.Since 1972 2.Build-in safety function 3.Build-in battery 4.Special design Gearbox Instruction of Swing Door 1. Brushless motor,high-efficiency,long life span 2. Micro-Computer control system,fairly intelligentize 3. Swing Door will close if there is obtacle in the way and it will cosle when some one close the door. The open direction of the swing door is alterable 4. The speed of open,close,positions of bumper,hold time are adjustable