Abco Tech Submersible Battery LED 10 Lights WHITE wedding tea Light 10 White wireless submersible LED lights, Re-usable, waterproof. Lights are about 1.25 inches in diameter by about 0.75 inches high. Each light uses two CR-2032 batteries (included) and lasts approx. 48 hours. Perfect for lighting up vases and any water filled table centerpiece. Submersible LED lights can be used for costumes, masks, place settings, art lighting, interior design.