Tinksky Waterproof Wedding Submersible / Underwater Battery Sub Lights LED 10 Lights Pink Wedding Tea Light Submersible Bright Light for Wedding Arrangements, Center Pieces, Fish Tanks and much more. Approximately 1" tall and 1.25" wide Replaceable Batteries  Powered by 2 CR2032 coin cell batteries (initial 2 batteries included) Quantity = 10 Submersible Tea Lights Typically lasts 30-40 hours (your results may vary)