How do you use Imagitarium betta water conditioner?
https://www.youtube.com/watch?v=zgrNmZLBGBE
What is the best light for betta fish?
Do Bettas Prefer Natural Light or Artificial Light? Assuming that you're keeping a betta in an aquarium (which is the best option), it's a bad idea to expose your betta aquarium to direct sunlight. Sunlight is not unhealthy for the fish at all, in fact, UV light is good for your fish or any given aquarium plants.