Safety Light Curtains light screen sensor safety grating punching machine protector &Sensing height:840mm (Customizable) # Beam pitch: 40mm # beams: 20 # Sensing height: 840 mm The product usually takes about 5--13 business days to arrive to your hand after order is confirmed The product usually takes 7--13 business days to arrive to your hand after your order is confirmed We will send you the product by FedEX if your country is USA or Canada