Two-in-one thermometer and hygrometer that makes monitoring easy and reliable Key benefits Monitor temperature and humidity for indoor and outdoor environments with one compact device — reduces guesswork and helps protect people, pets, and plants. Precise aquarium monitoring via the included probe — maintain a stable, safe water temperature for fish and other aquatic animals. Flexible placement options: stand on a surface, hang on a wall, or attach to smooth surfaces — fits wherever you need continuous monitoring. Durable, lightweight plastic housing provides everyday reliability and easy handling. What it does Combines thermometer and hygrometer functions to show environmental conditions at a glance. External probe gives accurate water-temperature readings for aquariums or other applications requiring direct contact measurements. Designed for simple, tool-free setup and repositioning. Important attributes Function: thermometer and hygrometer with external probe for aquarium temperature. Placement: freestanding, wall-hangable, or attachable to smooth surfaces. Material: reliable plastic housing for everyday use. Performance: precise probe-based monitoring for aquarium temperature and consistent indoor/outdoor readings. Practical use scenarios Aquarium care: Place the probe in the tank to monitor water temperature continuously and ensure a safe habitat for fish, shrimp, or plants. Home and outdoor monitoring: Keep the main unit inside while the probe or sensor monitors a balcony, porch, or adjacent room to compare indoor and outdoor conditions. Plant care and small greenhouse: Track temperature and humidity near sensitive plants to adjust ventilation, heating, or watering schedules. Simple, adaptable, and reliable — a straightforward tool for anyone who needs consistent temperature and humidity information for indoor spaces, outdoor-adjacent areas, and aquariums.