Check the listing for details. 24" Double Sided Round LED Light Box Billboard Illuminated Lightbox Waterproof. Condition: New. Listed at 107.90 USD. Description: This solid double-sided waterproof illuminated lightbox is ideal for outside use. The sign is bright and can be seen from both directions and is made from a strong and durable aluminum frame, two acrylic display panels and LED lamps. It is also bright and cost-effective and easily mounted onto the wall. It is much more energy-efficient, using up to 70% less energy than the old fluorescent tube sign. Perfect for restaurants, takeaways, stores and businesses looking to increase visual awareness. Specification: Voltage: 110V Item diameter: 60 cm / 24 inches Item depth (thickness): 14cm / 5.5 inches Display area: 55CM Bracket length: 10cm / 4 inches Lighting source: LED lamps Item material: Frame aluminum alloy + iron bracket + acrylic panel Package size: 71×14×.