Quantity:1 welcome to my store , Hope you have a pleasant shopping trip! Features: 1.The square appearance design can comprehensively clean the fish tank dirt and algae without leaving dead corners, and the corner dirt can also be cleaned2.Free sliding, comfortable grip, and automatically float after use3.Note: Do not get close to the magnetic card watch, etc.; it is forbidden for patients with cardiac pacemakers to use it;4.The aquarium magnetic brush adopts a strong adsorption design. When the outer magnet moves, the inner magnet moves with it, thereby cleaning the glass and improving the water quality. You can also clean aquatic plants, algae and gravel without scratching the glass.SpecificationsSize: 3cmx3cmx3cm/1.2"x1.2"x1.2"Package List:1X Fish Tank Glass CleanerNotes: 1. Due to the difference between different monitors, the picture may not reflect the actual color of the item. We guarantee the style is the same as shown in the pictures.2. Please allow 1-2cm slight dimension difference due to different manual measurement. Compact and Not Take Up Space: Size 3cmx3cmx3cm/1.2"x1.2"x1.2" Suitable For Small and Medium Fish Tanks, Glass Thickness 4mm-10mm Small Fish Tanks Meet Daily Use Strong Magnetic Absorption, Waterproof Adsorption, Stable and Not Easy to Fall Off, Double-sided Fiber Flannel, Cleaning Does Not Hurt the Glass of the Fish Tank, and Both Sides of the Inner and Outer Walls of the Fish Tank Are Cleaned At the same Time Mini Magnetic Fish Tank Cleaning Brush Can Be Easily Held in Your Hand, Light and Cute, Very Comfortable and Smart to Use. Clean Aquarium Glass in just A Few Minutes. The Outer Wall Wear-resistant Soft Suede Brush Cleans and Wipes the External Glass of the Fish Tank Without Leaving Traces, and the Inner Wall Is Scratch-resistant and Wavy With A Hook Brush, Which Can Thoroughly Clean the Algae, Dirt and Stains Inside the Fish Tank Without Damaging the Fish Tank Glass. SHOP WITH CONFIDENCE: To Provide You With the Highest Quality Service, If You Have Any Question, Please Feel Free to Contact Us.We Will Provide After-sales Service Until You Are Satisfied. See more product details Compact and Not Take Up Space: Size 3cmx3cmx3cm/1.2"x1.2"x1.2" Suitable For Small and Medium Fish Tanks, Glass Thickness 4mm-10mm Small Fish Tanks Meet Daily Use Strong Magnetic Absorption, Waterproof Adsorption, Stable and Not Easy to Fall Off, Double-sided Fiber Flannel, Cleaning Does Not Hurt the Glass of the Fish Tank, and Both Sides of the Inner and Outer Walls of the Fish Tank Are Cleaned At the same Time Mini Magnetic Fish Tank Cleaning Brush Can Be Easily Held in Your Hand, Light and Cute, Very Comfortable and Smart to Use. Clean Aquarium Glass in just A Few Minutes. The Outer Wall Wear-resistant Soft Suede Brush Cleans and Wipes the External Glass of the Fish Tank Without Leaving Traces, and the Inner Wall Is Scratch-resistant and Wavy With A Hook Brush, Which Can Thoroughly Clean the Algae, Dirt and Stains Inside the Fish Tank Without Damaging the Fish Tank Glass. SHOP WITH CONFIDENCE: To Provide You With the Highest Quality Service, If You Have Any Question, Please Feel Free to Contact Us.We Will Provide After-sales Service Until You Are Satisfied.