1pcs 5MW DIY Lab 650nm 2.2V TO-18 Laser Diode Red Laser Head Diode Module Burning Infrared

High quality and durability 9 Low operating current Wave length:650nm Operating voltage:2.2V Sealed size:TO18 5.6mm Laser working life:More than 7000 hours How the laser works:Point spot, continuous laser (or pulsed laser) Laser power (constant power):1mW5mW American standard/0.5mW0.9mW European standard Operating temperature:-36C~65C Size:1×0.5cm/0.39×0.20inch Quantity:1/2/5/10pcs Package Include: 1pc or 2pcs or 5pcs or 10pcs Red Laser Head Notice: 1.Transition: 1cm=10mm=0.39inch. 2.Please allow 1-2mm error due to manual measurement and make sure you do not mind before ordering. 3.Please understand that colors may exist chromatic aberration as the different placement of pictures.