Stick On Aquarium Thermometer On Acrylic. Prairie essentials instant easy read stick on thermometer Acrylic is clearer than glass, 17 times stronger and only very well made tank kit :
The size is approximately five ¼ inches by ¾ an inch. Comes with a uva/uvb light which adds the natural daylight effect to any aquarium, no matter where you chose to keep it. Other consumers found that it had accurate readings on glass, acrylic and plastic tanks of varying thickness.