Use warm water (not hot) to make the water glow bright
Do not play in total darkness (its good if you see where you are going)
Learn how to Load the Splashlight
Troubleshooting
If the water isn’t lighting up try waiting 2-3 minute for the ReLume tablets to dissolve.
Shaking the SplashLight before use prevents the bioluminescent proteins from settling to the bottom causing the first few blasts to be bright, but dim fairly quickly after that