Keep track of temperature quickly and reliably—ideal for cars, pets, perishable items, and home spaces. This compact, battery-free thermometer is portable, durable, and easy to mount so you can monitor conditions wherever they matter. Key benefits Protect people and pets: Know when interior temperatures become unsafe for children, pets, or reptiles so you can act before problems arise. Preserve perishables: Monitor temperature while transporting food or sensitive items to avoid spoilage. Simple, dependable operation: No batteries or setup required—readings are always available and maintenance-free. Space-saving installation: The built-in hanging hole lets you hang or mount the unit to a wall, cage, dashboard, or shelf. Features and what makes it useful Durable plastic construction for everyday use and portability. Battery-free design ensures continuous operation without replacement costs or downtime. Convenient hanging hole on the back for easy mounting or hanging wherever you need it. Versatile for family use—suitable in cars, pet and reptile enclosures, bedrooms, living rooms, and more. Typical applications Car: Place on the dashboard or hang from a vent to monitor cabin temperature during hot or cold weather and keep children or pets safe. Pet and reptile enclosures: Mount inside tanks or cages to maintain the correct ambient temperature for animal health and comfort. Home and transport of perishables: Use in kitchens, pantries, or transport containers to check conditions for food, plants, or other temperature-sensitive items. Practical details Material: Durable plastic Power: No batteries required Mounting: Hanging hole on back for easy placement Use cases: Cars, pet/reptile enclosures, bedrooms, living rooms, and other household or transport situations Reliable, portable, and easy to install—this thermometer gives you the simple, ongoing temperature visibility needed to protect family, pets, and perishable items.