电梯里的灯帘

1. This is WECO light curtain, we can provide veriet kinds of light curtain according to customers' requirements. 2. Model Number : 917B. 3. Bems Number : 128 beams. 4. One set size : 2100×R80mm. 5. One set weight : 3KG. 6. Package : Hard round cylinder for each set. 7. includes the transmitter, receiver, power supply box and cables. 8. Use for elevator door detector. 9. More information pls feel free to contact me.