Round, short and economically unbeatable 

• Low-cost cylindrical M18 sensor with extra short housing
• Five different housing styles
• Variety of plastic and metal housing styles, with straight or right angle optics
• Bright and highly visible PinPoint-LED
• Potentiometer for adjustment of switching threshold (depending on type)
• Special flush type, one-piece metal housing
• Highly visible signal indicator LED
• IP 67 rating