ECSEM Set of 12 Waterproof Wedding Underwater Battery Sub Lights LED ~WHITE~Wedding~Tea Light-Underwater Lights ECSEM&reg; Waterproof Wedding Underwater Battery Sub Lights LED ~WHITE~Wedding~Tea Light-Underwater Lights Submersible Bright Light for Arrangements. Replaceable Batteries 2 per-#CR2032--Lasts 12-16 hours. Reuseable just change batteries. 1" tall and 1 1/4" across Packaging list: 12 Pcs ECSEM&reg; white LED wedding lights