Welcome to our shop! This heating rod is designed to ensure efficient heat production and maintain a stable water temperature inside your stationary tank. It is specifically designed for aquarium use and can automatically adjust the temperature to create a comfortable environment for your fish. Key Features:- Efficient heat generation and stable water temperature maintenance.- Temperature scale adjustable between 20~34C (68~93F).- Totally submersible with waterproof double insulation for durability and safety.- Easy on/off switch for convenient and safe operation.- Automatic temperature adjustment for optimal conditions for your aquarium fish. 100% Satisfaction: Our customers are our top priority. If you encounter any issues with the product such as damage or incorrect quantity upon receiving, please contact the seller immediately. We strive to provide you with satisfactory after-sales service. Order this heating rod today to ensure a comfortable and safe environment for your aquarium fish!