Display types: 30 balloons LED, steady on, non-flashing, warm white light. Batteries included: 3 x 1.5V LR41 batteries in each LED, each light lasts 1 to 12 hours 24 hours, up to 24 hours light 24 hours, 1 hour is the optimal brightness. Reusable, economical and environmentally friendly. High quality material: The round waterproof mini LED lights are made of ABS coated material. Silver and they can be completely submerged in water without affecting their function. Easy to use How to use: Please remove the covered insulation strip from the battery before turning it on. Turn the LED on and off by rotating the base. Party lights with a hook at the bottom, you can easily thread and hang them. Suitable for different occasions: Perfect for decorating parties, weddings, birthdays, etc. hotels, restaurants, Christmas, Halloween, bars, etc. These lights can be used in different ways and on different occasions, both adapted indoors or outdoors the exterior. You can light up floral arrangements,