- USB Rechargeable and energy saving: USB rechargeable design with low power consumption extends battery life. No need for frequent battery changes. - Accurate Display: Measures temperatures from -9.9 to 50 C. The LCD shows the water temperature and remains visible for up to 30 seconds, providing clear readings day or night. - Essential for fish and reptiles: Whether you keep fish or reptiles, this device is an essential tool to monitor and maintain their habitat environment. - Versatile usage: Monitor the habitat temperature and adjust your heater or controller to maintain stable conditions. Use scenarios: - In tropical freshwater or saltwater aquariums, monitor water temperature and keep heater output within the safe range. - In reptile terrariums, track ambient temperature to support proper day/night temperature cycles. - In small enclosures or incubations, use to ensure consistent temperatures during development.