Night Vision Device 3rd Generation GaAs Gallium Arsenide Low – Light Intensifier. True Third – Generation Low – Light Image Intensifier (Green Tube). Low – Light Night Vision Device. True Third – Generation Image Intensifier (White Phosphor Tube). United States transportation time is short. If you’d like to receive these goods earlier, it requires the charge additionally. Please allow 1-2cm differs due to manual measurement. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. Our customers are priority! Making you satisfied is very important to us. In general, We answer.