D-D Dual temperature controller reef safe These clips are compatible with

These clips are compatible with the AI HMS Single-Arm and HMS Hanging Kit rails

but continued use will assure acceptance

Fits 38-59cm (15-23")

calculate the volume of new water being added and mix the required dose to the new water

Uses a single AAA battery (included with Checker)

D-D Dual temperature controller reef safe These clips are compatible withThe Dual Digital Temperature Controller is designed to allow precise control of the temperature in an aquarium and has 2 modes which allow control of both heating and cooling at the same time. Double mains power socket one power socket for heater control and the other for fan chiller control. Display with temperature sensor used to set and display temperature and alarms and measure temperature. The plastic coated temperature sensor is waterproof and