Specifications: 1. Sensing distance: 0-300mm 2. Sensing method: Shade alarm 3. Operating voltage: DC10V-30V 4. Laser wavelength: 650nm 5. Operating current: Transmit 35mA, Receive 45mA 6. Output type: NPN/PNP normally open (specified, random output if not specified) 7. Beam divergence: 6 < 8. Receiver acceptance angle: < 8 9. Optical axis adjustment angle: 30 horizontal 10. Response time: 5ms--5s 11. Operating temperature: -20-55 12. Protection rating: IP67 13. Housing material: Chrome-plated copper 14. Dimensions: -30 mm (length 1.2 meters). We are an international seller and will ship from overseas. Due to ongoing global shipping delays, please allow at least 14 business days for delivery.Package contents: One pair of NPN normally open or one pair of PNP normally open.Note: 1. Due to different monitors and lighting effects, the actual color may vary slightly from the image.2. Due to manual measurement, please allow 1-3 cm deviation.