The X-Ray In Use sign by Signal-Tech is a professional-grade, LED illuminated frame sign made of aluminum. It operates on a 120-277VAC power source with a low energy consumption of 0.04-0.02A, making it cost-effective and environmentally friendly. This directional sign is designed for use in businesses and retail settings to provide clear guidance and signal important information to customers and employees. With its durable construction and efficient lighting, the X-Ray In Use sign is a reliable and effective communication tool for professional settings. MSRP -$499+!