4 Packs of LED Backlit Check Presenters allow customerso read the bill in dim and low-light environment Powered by a rechargeable battery with a single-charge life of 4 to 5 hours under continuous use Features a magnetic clasp to hold papers in place, along with pocket and slot for storing cash or credit cards Made of PU leather and acrylic, It's safe and water-resistant for protecting paper bills Soft-touch material in a simple design makes it compatible with any restaurants to display menus