●1 : 100 scale model railway train single head street lights.Height is about 70mm. compatible with OO scale or HO scale etc ●Working voltage : 3V. Operating current : 20 mA. These model street lights complete with wires and LEDs and can be lighted, can illuminate your miniature courtyard or street landscape. ●Model street layout accessories, very suitable for building sand table models, garden decoration, supporting landscape, leisure and entertainment, scene model lights, moss microlandschaft equipment, DIY ecological bottle materials. ●Note : DO NOT use them on 12V or 16V directely to avoid damaging the LED.You must connect a resistor in series before you will use them on 12V or 16V. ●The Led model street light is made of safe, environmentally friendly, and durable plastic.