Dont forget to turn on your aquarium lights anymore! This is a great, simple-to-use Timer and your Biotope will be much happier!
The Zoo Med AquaSun Dual Timer is ideal for aquarium lighting and other fixtures. The top of this timer is controlled, while the bottom part is continuous, allowing you flexibility in how you want to light your tank. In fact, it allows owners the opportunity to run say a filter, for 24 hours, while also running a timed device such as lighting.
Many owners find that this device is extremely helpful when making a photoperiod for your tank.