Heating & Lighting Accessories

Fish Tank Thermometers and Timers

Whether you want to set their lights to come on and go off at specific times or you just want to keep track of the water temperature, PetSmart makes it all possible. With easy-to-use timers and digital power centers, plus accurate floating, strip and digital thermometers, you can light your fish tank and monitor its temperature easily. Explore our collection – and find the right solution for your fish, your tank, and your life.