JBL ProAquaTest pH 7.4-9.0 & Refill wood These contrast well with lighter

These contrast well with lighter coloured plants and decor

Lighting: Energy-efficient LED lighting (1 W) built into the lid

Easily removes algae from scratches

Built-in sponge pre-filter prevents shrimp and small fish from accidentally entering the motor compartment

JBL ProAquaTest pH 7.4-9.0 & Refill wood These contrast well with lighterJBL Pro Aqua Test pH 7. 4 9. 0 JBL Aquarium Water Test Kits & Refills Simple and reliable monitoring of the water values in aquariums and ponds. Determines the ideal pH value in fresh and marine water Laboratory comparator system to compensate the inherent water colour: fill plastic cuvette with sample water, add reagent to a cuvette, place cuvettes in holder, read values off colour chart When to use: daily for one week in newly set up aquariums,