Product name:Aquarium Automatic Water Replenishing Device Tools ,Miniature Water Level Controller Product size: Adapter:7.5*4.5cm/2.95*1.77inch Product color: As shown in the figure Product material: Plastic Product features: 1.The dimension of aquarium automatic water replenishing device adaper is 7.5*4.5cm/2.95*1.77inch 2.This aquarium fish tanks cleaning tool is made of Plastic ,It is waterproof and wear-resistant, which makes it last a long time. 3.This aquarium fish tanks cleaning tool has a unique design,It directly adds water, automatically locates the water, and the water level can be automatically adjusted.so as to keep the water level in the fish tanks stable. 4.This aquarium fish tanks cleaning tool is suitable for fish lovers, whether novice or experienced people, can use this automatic water refill device to maintain the water level of the tank and ensure the growth of fish. 5.You will receive 1pcs aquarium automatic water replenishing device /1pcs aquarium automatic water replenishing device + adaper ,which can meet your daily life need. Precautions: 1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images. 2. If you feel difficult to choose the size, you can feel free to contact mewe will give you some suggestion, but it is for you reference only. Shipment includes: 1pcs aquarium automatic water replenishing device /1pcs aquarium automatic water replenishing device + adaper Facile da usare: adatto per tutti gli appassionati di pesce, dai principianti agli esperti, per una facile manutenzione del livello compatible with dell'acqua. Design innovativo: aggiunge e localizza automaticamente l'acqua, regolando i livelli compatible with dell'acqua per mantenere la stabilità compatible with dell'acquario. Include: 1 dispositivo automatico per il rifornimento compatible with dell'acqua compatible with dell'acquario o 1 dispositivo automatico di rifornimento compatible with dell'acqua compatible with dell'acquario + adattatore Opzioni della confezione: disponibile come dispositivo autonomo o con adattatore per diverse preferenze compatible with dell'utente. Materiale: realizzato in plastica impermeabile e resistente all'usura per prestazioni di lunga durata.