4pcs WeChef 1-Panel Menu Holders with LED display to light up in dark environment for customer to read the menu Rechargeable Battery - Powered by rechargeable battery with approx. single-charge life of 4 to 6 hours Easy-to-Use - Lightweight body and compact size enable easy holding with a single hand Durable - CE-certified for quality assurance, made of PU leather and acrylic, which is odorless and water-resistant Classic Design - Features soft-touch and delicate leatherette trim for added elegance