"Product description Specification: Wattage : 2.4 watts Dimension: 2.8in*1.1in Light battery: 3 x AAA batteries (not included) LED source: 10pcs SMD LED diode IR remote battery: CR2025 Button Cell batteries (include) Package Included: 2 PCS Submersible LED Light 2 PCS Remote Control IR controller: v16 different static colors, press the color button on the remote to select a color. vBrightness: press the Up or Down button to increase or reduce the brightness of static lighting. vDynamic color changing effect: select Strobe after selecting your desired colors(Top 4colors and Bottom 3colors) vSelect from Fade, Flash, and Smooth to view colors changing in default order to achieve dynamic changing effects. Warning: 1. The bottom that screws off has a rubber O-ring to prevent the water from going inside. So tighten the cap (clockwise rotation) until you can not anymore before placing it underwater. Water can erode light quickly if the cap is not at the absolute tightest position. 2.Special occasion lighting only. Please take it out of the water after events. Don't keep it underwater for more than 10 hours. 3. Battery continuous use time can be more than 24 hours(The operation mode of the different results may be different). When the battery runs out, the lights stay stuck in red, if no longer switching between colors and remote does not control, at this time only need to replace the battery, you can solve the problem. Uses: -Party/Event Illumination (flower arrangement, table settings, ice sculptures, crystal vases, etc.) -Holiday Accent Lighting (swimming pool, pond, ice bucket, fountain, waterfall, etc.) -Home Accent Lighting (indicator light, night light, novelty light)"