Jofan 24pcs Cool White Mini LED Party Lights for Balloons Paper Lanterns Floral Party Decoration, Waterproof and Submersible Mini LED Lights - Great to illuminate wedding paper lanterns, diy crafts, floral arrangements, garlands, bouquets, bridal sets, centerpieces, place settings, candle votives, vases, balloons Party lights - Perfect for decoration of parties, weddings, birthdays, hotels, anniversaries, restaurants, christmas, halloween, lounge, bars and so on With a hook at bottom, you can thread and hang them easily, or use wire connect them for a string light Just twist the base to turn it on, very easy to use. Waterproof, high light, non-blinking, used for indoor and outdoor Battery Operated Bulbs: 3x 1.5V LR41 batteries, working with 72 hours. 4 hours is optimal brightness