1.5G tanks are not suitable for fish, but are more geared towards shrimp. A betta specifically for example; needs to have at least a 5 gallon tank.
Oh man, you gonna drill some holes for overflow and return, then DIY some 5050 full spectrum RGB lights on a programmable ramping controller. And you gotta go aqua soil amazonia, power sand, bacter 100, taurmailine bc, clear super, penac p, penac w. And a big CO2 tank, none of that ghetto paintball tank nonsense. Scape it out with a fat chunk of seiryu stone and spider wood. Then you'll be all set to grow some awesome java moss!Tetra 1.5g LED Aquarium Kit...Ideas?