... .Arm length: 285(mm) 4.passage width:600mm ♥ Two Passage high security flap barrier ♥Parameters for flap barrier PowerAC220C ... equipment appearance is made of stainless steel plate with cold bending technology, no clearance welding. It is beautiful modeling and ... infrared device or light curtain to stop following, distinguishing direction, preventing touch, and alarm function.♦••♦ with UPS battery ...