LAQUAL Surface Skimmer Fish Tank Filter - 5-10 Gallon Aquarium Filter, Quiet & Small with 3-Layer Filtration, Adjustable Water Flow, Oxygen-Increasing Waterfall Design - Hang on Back Filter Review

【How to Use Laqual Filter】The filter is suitable for 2-7 gallon fish tank. 1. Before each restart, make sure the filter basket water level is above 50%. Before the first use, we recommend filling the filter basket with water. 2. Fish tank water level must be above the water inlet of the surface skimmer. 3. The maximum water intake is 42.3gal (160L) / h. Two 2.4in (6cm) extension tubes can be adapted to different water levels. Please feel free to message us if there is any problem during use. 【Efficient Filtration & Surface Skimmer, Clean Home for Your Fish】With the scientific structure, the pump is very powerful and energy-saving. The filter sponge, made of microporous filter cotton & activated carbon particles, helps to continuously remove odor and excrement. The unique surface skimmer can effectively remove the scum, so you'll never struggle with how to remove it. Come and give your lovely fish a clean and comfortable home!. 【Shock-Absorbing Fixed Knob, Quiet & Happy Life】Our filter comes with a shock-absorbing fixed knob to keep the pipe vertical and stable, so the noise from the pipe hitting the tank can be avoided, making it much quieter. You can put the fish tank anywhere you want, even in your bedroom. Always feel delighted and relaxed when keeping fish!. 【Waterfall Design, Adjustable Flow & Increase Oxygen】Different kinds of fish need different intensities of water flow. Just toggle the adjustment switch to easily choose the right water flow. The small waterfall also produces more oxygen. It saves you the money for another oxygen bar. It's no longer a dream to build a little sea world in your own house. 【90 Days Money Back, 1 Year Free Replacement】LAQUAL filters are UL approved. And we ensure your satisfaction. If you have any questions about the product, please contact us. We are always keeping active to solve your problem. If you are not delighted with it, we will give you a 100% refund for no reason.