Keep aquatic and pet water at a safe, consistent temperature with a compact, lowvoltage USB heating rod designed for fish tanks, turtle habitats, and pet drinking water. Key benefits Reliable temperature control: Set and maintain your preferred water temperature between 18–34°C to keep aquatic pets comfortable and healthy. Safe operation: Builtin automatic shutdown activates if temperature exceeds 36°C, reducing risk when you are away. Simple, versatile power: Lowvoltage USB operation lets you run the heater from a USB adapter, power bank, or computer port for flexible placement and portable use. Spacesaving design: Compact pocket form factor fits easily into tanks, sinks, or small enclosures without cluttering the space. What it does and how it helps Prevents temperature shock and stress in fish and turtles by maintaining steady water temperatures. Keeps drinking water usable and comfortable for pets in colder conditions. Offers a safe, lowvoltage heating option that minimizes electrical risk compared with voltage alternatives. Features USB lowvoltage power: convenient, widely compatible power source. Precise, adjustable temperature range: set between 18–34°C for specific pet needs. Automatic temperature maintenance: holds the set temperature without manual monitoring. Automatic shutdown at >36°C: added safety to prevent overheating. Compact pocket design: minimal footprint for discreet placement inside tanks, sinks, or small habitats. Typical use scenarios Aquarium maintenance: stabilize temperature in small to medium tanks for tropical fish during cooler months or when room temperature fluctuates. Turtle and reptile water areas: maintain comfortable water temperatures in turtle habitats and shallow enclosures. Pet drinking water and temporary water stations: keep drinking bowls or temporary water containers warm and usable during transport or outdoor activities. How to use Plug the heating rod into a USB power source. Set the desired temperature within 18–34°C. Place the compact unit in the water where it will not obstruct filtration or animal movement. The device will maintain the set temperature and automatically shut off if water temperature rises above 36°C. Compatibility and fit Designed for use in fish tanks, turtle habitats, pet drinking water containers, sinks, and other small aquatic settings where a compact, lowvoltage heater is appropriate. Professional, straightforward performance for reliable, worry temperature control in small aquatic and pet water applications.