Continuous wave Battery: 3 x button cell batteries Fixed focus, green dot facula, continuous output and working time over 8,000 hours Output wavelength: 532nmOutput power: 5mW, 10mW, 20mW, 30mW, and 50mW (also for clients )Working voltage: 3.2V DCTrigger voltage: 2.8V DCWorking temperature: 0 to 40℃Storage temperature: -10 to 50℃Appearance and color: chrome-plated (according to the request of customer)Our green lasers have been used in many applications and industries including the military, medical and astronomy, indicator, teaching baton