Product Name: Aquarium Reef Smart ATO Automatic Refill Auto Top off System Model NO.: EPT-ATO01 Customized: Customized Condition: New Feature: Eco-Friendly Decorations & Ornaments Type: None Temperature Control Products Type: None Shape of Aquariums: Square Material of Aquariums: Glass and Transparent Plastic Lightings Type: None Size of Aquariums: Large, Mini, Middle Type: Water Level Controller Input Voltage: 90-250VAC Power Adapter: EU,Au,Us,UK Regulation Package: ATO,Power Adapter,Pump,Hose,Hose Holder Function: Automatically Add Water to Fish Tank Service: OEM and ODM Hose Length: 1.8 Meters Pump Head: 1.8 Meters Max Thickness of Tank: 12.5mm Warranty: 1 Year Integrated Sensor: Optical Level Sensor Trademark: None Transport Package: Paper Box Specification: 180mm x 140mm x 70mm Origin: Cn HS Code: 9032899090 Product Description DescriptionIncludes ATO Controller, Pump,Power Supply,hose and hose holder. It checks/fills frequently, the water level Max to Min is no more than 5mm,meaning a lesser amount of water fluctuation; where is suitable for small tanks. It has a magnetic suction cup, so it can be easily and safely mounted within the fish tank; Safety for using in Marine or Freshwater,built in Alarm 2 years warranty and free replacement if it doesn't work properly.Factory Introduction