It is worthwhile to buy this light because it offers low power consumption, high brightness, and long-term use. This LED light is ideal for decorating balloons and hand-held paper lanterns. You can choose the right color according to your preferences and the specific environment to meet decorative needs. Made of high-quality PP material, this product is lightweight and durable. The product dimensions are 3.3 cm in length, 1.4 cm in width, and 1.2 cm in height. It features an on/off switch. When placed in balloons larger than 10 inches filled with helium, the balloon can float. It is suitable for balloon decorations at birthday parties, weddings, wishing lights, bars, and other festive venue decorations. Item Name: Balloon Light Material: PP Battery: 2 x Button Batteries (Included) Features: High Brightness, Durable, Waterproof Size Details: 3.3 cm x 1.4 cm x 1.2 cm / 1.3" x 0.55" x 0.47" (Approx.) Notes: Due to lighting and screen setting differences, the item's color may be slightly different from the pictures. Please allow slight dimension variations due to manual measurement. The package quantity is approximately 50 pieces. Due to manual counting, there may be 1–5 pieces more or less. We appreciate your understanding. Package Includes: 50 x Balloon Light