A simple, charming night light from Austria out of the 1950's. The white plastic side is meant to reflect light on the wall and green side is for viewing. The lamp uses a 10 to 15 watt bulb typically found in refrigerators. Matt bulbs give the best effect. Check out LEDS for other possibilities. Up to 250V (Europe/UK Standard).The wiring of this item may be original and might need replacement, if not specified otherwise.