Features: Easy Installation: Suction cup design requires no drilling, allowing effortless setup on glass, ceramic tiles, windows, walls, shelves, and more. Durable and Cool Lighting: Cold light source ensures minimal heat generation and extended lifespan, making it safe and reliable for long-term use. Battery Powered: Operates with 3 AAA batteries (included), providing convenient and portable lighting wherever needed. Festive Atmosphere: Ideal for enhancing the holiday spirit by decorating Christmas trees, walls, windows, curtains, doors, ceilings, grass, and fences with a warm glow. Specifications: Input Voltage: 3V Light Source: 10 LED lamp beads Luminous Flux: 2 lm Color Temperature: 3000K (Warm White) Battery Type: 3 AAA batteries Lighting Time: 20–30 hours Shapes Available: Star and Bell Star Size: 18.5 x 18 cm (7.28 x 7.09 inches) Bell Size: 15 x 19.5 cm (7.68 x 7.68 inches) Switch Button Size: Star: 7 cm (2.76 inches); Bell: 7.5 cm (2.95 inches) Power Line Length: 21.5 cm (8.46 inches) Occasion: Christmas Package Includes: 1/2/3/4 × Christmas Star or Bell Lights with Suction Cup (as selected).