Luma Vue RGB1824 Erasable Color 24in x 18in LED Marker Board Multifunction and Multicolor! Environmentally friendly, energy efficient and long LED lifespan - uses only 3.3 watts. Built-in stand for tabletop display (22in x 18in) Hanging option for mounting on wall or in window Working voltage of Adapter: 100~240v AC, 50-60Hz