Compact Outdoor/Indoor Hygrometer — battery-free temperature and humidity monitor Key benefits Safe, durable construction: Made from safe materials with a smooth, burr‑free finish for a reliable, long-lasting product. Accurate monitoring: Built-in high‑precision safety sensors provide clear temperature and humidity readings so you can track indoor conditions reliably. No batteries, low maintenance: Mechanical operation requires no batteries, reducing waste and maintenance while delivering continuous performance. Easy to install: Rear hook design lets you hang the hygrometer quickly and securely in a wide range of locations. Features Clear display of temperature and humidity so you can quickly see current conditions and respond if levels change. Mechanical, battery-free design for eco-friendly, worry-free use. Compact form with a smooth finish that fits into indoor and sheltered outdoor environments without sharp edges. Practical use scenarios Patio or covered outdoor space: Hang on a porch or patio to monitor humidity and temperature where you store cushions, wood furniture, or plants. Indoor rooms and storage: Use in living rooms, basements, closets or storage areas to keep an eye on climate-sensitive items like clothing, documents, and instruments. Greenhouses and plant areas: Monitor conditions near potted plants or a small greenhouse to help maintain a healthy environment for plants that are sensitive to humidity and temperature changes. Installation and care Hang it from the integrated hook on the back — no tools required. Place in a sheltered spot for outdoor use (protected from direct rain and extreme exposure). No batteries to replace; occasional cleaning of the case and display keeps readings easy to read. What makes it stand out Combines safe materials and a smooth, well‑finished design with high‑precision sensors in a battery-free, low-maintenance instrument. It’s a simple, trustworthy tool for anyone who needs dependable temperature and humidity information for indoor and sheltered outdoor spaces.