Features: brand new and high quality This adjustable aquarium heater is suitable for many occasions. The fish market is a common place for us. It can maintain the freshness of fish. They are also suitable for places where aquatic life such as fish tanks, aquariums, and small fish for ponds are kept. With its digital screen simultaneously displays the set temperature and the current aquarium temperature. You can set temperature up in a healthy range of 20-34° with button and monitor how well the heater is doing its job in real-time. You can choose the following power according to the size of your tank:300W, 500W, 800W, 1000W, 1200W. 1.Power:300WProduct size:29×5.5×4cmLine length:190cmvoltage:220-240V 50/60HzThe amount of water:<200LCylinder size:<80CMHeavy volume:0.85KG2.Power:500WProduct size:29×5.5x4cmLine length:190cmvoltage:220-240V 50/60HzThe amount of water:<300LCylinder size:<100CMHeavy volume:0.85KG 3.Power:800WProduct size:29x5.5x4cmLine length:190cmvoltage:220-240V 50/60HzThe amount of water:<400LCylinder size:<120CMHeavy volume:0.85KG4.Power:1000WProduct size:29×5.5×4cmLine length:190cmvoltage:220-240V50/60HzThe amount of water:<600LCylinder size:<150CMHeavy volume:0.85KG5.Power::1200WProduct size:29×5.5×4cmLine length:190cmvoltage:220-240V 50/60HzThe amount of water:<700LCylinder size:<180CMHeavy volume:0.85KG Specifications: Material: Quartz Glass Tube Size: Approx.29x5.5x4cm/11.42x2.17x1.57in Type: 300W, 500W, 800W, 1000W, 1200W(optional) Package Includes: 1x Aquarium Submersible Heater note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin