Specifications: 1) Dimensions (diameter x height): 14 x 160mm 2) Appearance and color: rubber black (according to the requests of customers) 3) Output wavelength: 532nm 4) Output power: 5mW (1mW, 10mW,15mW, 20mW, 30mW, 50mW also available) 5) Working voltage: DC 3.0V 6) Working current: IoC 8) Storage temperature: 10 - 40oC 9) Trigger voltage: DC 2.3V 10) Warm-up time: 5 minutes 11) Can be used as indicator or teaching baton 12) Fixed focus, green dot facula and continuous output 13) Working time: over 5,000 hours