Avengers&reg;- The Avengers 3D Wall Art Nightlight - Thor Hammer-Thor, Marvel Fans will love the hammer nightlight- A cool way to add some light in the dark-Guaranteed! Official Marvel merchandise Size: 16.5cm x 12.7cm x 24.1cm Requires 3 x AAA batteries (not included) Includes all components for an easy installation Uses energy efficient LED bulbs which will never require changing