Eastchina | Submersible Led Tea Light | Underwater Led Candels | Battery Operated Submersible Led Tea Lights| Pack of 24 Pcs | Great for Wedding, Christmas, Thanksgiving, Party Lights Size: 3cm (dia) x 2.5cm (H). Lights upto 48 hours. IP67 Rated. Submersible Bright Light for Arrangements, Center Pieces, Fish Tanks and much more Easy to Turn On: Simply Remove the Plastic Tab & Screw Tight. Supplied with CR2032 Replaceable Batteries (2 per lights). pack of 24 pcs x Submersible Battery Operated Waterproof Tea Lights.