These reusable decorative lights will be the first choice as the best wish for family, friends, relatives or colleagues, with the classic Christmas tree and Merry Christmas, no extra hesitation to choose gifts. Dim light: The decorative light has a built-in LED light source to create a romantic atmosphere and avoid the possible dangers caused by candle flames. Easy to use: The button battery is used for power supply. When in use, you only need to pull out the insulation sheet outside the battery compartment and turn on the switch to emit light. PP polypropylene + electronic components. Energy-saving LED: Built-in new LED light source, low energy consumption. The brightness can be maintained for 12 hours. The button battery can be replaced. Occasion: Bedroom, living room, photography environment, bars, cafes, restaurants, birthday party or proposal, and all romantic places!