[Versatile Compatibility] Designed for humid environments such as rainforest tanks and reptile or amphibian enclosures, this fan is ideal for terrarium setups. [High-Precision Monitoring] Features an accurate probe sensor to monitor temperature and humidity levels. The sensor comes with a suction cup for easy attachment to glass surfaces. [High Temperature Alert] Includes a high-temperature alarm that displays a warning when temperatures exceed 38C, enabling prompt action to protect your reptiles. [Quiet Operation] Operates at 2700 RPM with an adjustable dial to control airflow. At the lowest setting, it runs at 28dB, ensuring quiet performance that won't disturb your pets. [Effortless Setup] Simple one-button operation. Press and hold to set the desired humidity threshold. The fan automatically turns on when real-time humidity exceeds the set level. For manual use, press the button to turn the fan on or off. [Note] No batteries required; powered via USB (adapter not included). Specifications: Color: Green Material: Plastic Package Contents: 1 x Reptile Ventilation Fan Note: Light reflection and display differences may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.