Exo Terra Halogen Basking Spot - 100 Watt Heating Bulb which is a good source

which is a good source of astaxanthin – a natural pigment booster in tropical fish

Unlike other aquarium salts currently available to the hobbyist

Small and Medium sizes have carrying handles for easy transport

Bottle can be hung inside or outside any small animal cage

Precautions

Exo Terra Halogen Basking Spot - 100 Watt Heating Bulb which is a good sourceHalogen bulbs are actually an advanced variation of incandescent bulb technology. One of the major factors that shorten an incandescent bulb's lifespan is the evaporation of the tungsten within the bulb. By adding a trace amount of a halogen gas (methyl bromide) inside the bulb, a chemical reaction removes the tungsten from the wall of the glass and deposits it back onto the filament, extending the life of the bulb. The higher temperatures of halogen