Model No.: BP-G003 Specifications: 1) Wavelength: 532mm 2) Output power: 5mW (Class IIIA) ( 1mW,10mW, 20mW, 30mW, 50mW also for clients) 3) Working voltage: DC 3.0V 4) Working current: I 5) Laser shape: dot 6) Dimensions: 14 (D) x 160 (L) mm 7) Appearance and color: rubber black 8) Distance: 100m at least 9) Fixed focus, green dot facula, continuous output and working time over 5,000 hours 10) Application: indicator, teaching guide