650nm Laser Diode Module can work with arduino or without it. This 5 V Laser head simple to use, can be used for Arduino use Operating voltage: 5 V Performance: 5mW Wavelength: 650 nm, OD: 6 mm نعتذر الشراء من الموقع متوقف مؤقتا We apologize : purchasing from our website is temporarily stopped
