Event Used Giveaway Plastic LED Cup Club Bar Light Product Light up Beer Illuminate Promotional LED Mug. Liquid Activated Lighting: Lights up automatically when filled with liquid and turns off when empty. Customizable Logo Printing: Features ample space for custom silk printing on the cup body. Eco-Friendly Material: Made from non-toxic, eco-friendly plastic suitable for food contact. Replaceable Power Source: Powered by 2 replaceable CR2025 batteries for long-term use. Multiple Flash Modes: Offers fast flash, slow flash, steady light, and off functions. Versatile Occasion Use: Ideal for bars, clubs, parties, weddings, and home entertainment. Pineapple Cup Design: Unique pineapple shape with colorful glitter and luminescent effects. ISO9001 Certified Quality: Manufactured in a factory with ISO9001:2000 certification and strict QC.