=”Betta Premium Digital Aquarium Heaters are constructed using high quality materials. They feature a temperature digital display screen, external controller, and a shatterproof quartz glass tube. Also fitted is a new design, built-in guard to protect and s”&”top certain types of fish such as Plecs and Sucking Loach from resting on them and burning themselves. Available in sizes to suit aquariums from 20 litres to 300 litres.
