Sonnette extérieure sans fil sans piles avec écran LCD, récepteur étanche IP44 et affichage de la température et de l'humidité

Product Description [Smart LCD Display: Real-time Time, Temperature, and Humidity] More than just a doorbell! Each receiver is equipped with an LCD display showing the indoor time, temperature, and humidity. Easily keep track of your home and never miss an important moment. [Self-Sufficient Transmitter] Eco-friendly and maintenance-free: No battery replacements required. The outdoor transmitter is completely self-sufficient. With just the push of a button, you generate enough power to send a signal. Economical, environmentally friendly, and reliable, it works even in cold weather. [1-Minute Installation, Ready to Use] No tools, wiring, or professional skills required. The device comes pre-installed. Simply connect the transmitter using the included double-sided tape or screws and plug the receiver into a standard socket (85-260V) to complete the installation! [IP45 Waterproof Design, Suitable for All Seasons] Durable and long-lasting. The transmitter is made of durable ABS material with an IP45 waterproof rating, making it effectively rainproof, waterproof, and dustproof. Safely placed at your door, regardless of the weather. 【38 Ringtones, Adjustable Volume Up to 100dB】Choose from 38 ringtones and 4 adjustable volume levels (up to 100dB), including a silent mode, to personalize your home. It's perfect for use at any time of day without disturbing your rest. 【Discover the First Smart Doorbell with Built-in Weather Function】Are you looking for a reliable, maintenance-free, and more powerful doorbell? Our product is more than just a simple notification function; it's a powerful assistant to your home life. Enjoy the peace of mind this powerful wireless doorbell brings while keeping an eye on the comfort of your home. Detailed Technical Specifications: Power Supply: Self-sufficient (kinetic), lifespan > 200,000 cycles Effective Range: Open areas (limited by walls and obstacles) up to 150 meters Frequency: 433.92 MHz (strong penetration, anti-interference) Protection Rating: Transmitter IP44 (weatherproof) Temperature Range: -20°C to +65°C Sound Effects: 38 selectable melodies + 4 volume levels (0-100 dB) LCD Display: Time, Temperature (°C/°F), Relative Humidity (%) Package Contents: 1 doorbell electronic device Best Installation Tips: To obtain the maximum transmission distance, do not mount the transmitter directly on a metal surface. Keep the receiver away from sources of interference such as microwave ovens or Wi-Fi routers. The shorter the distance between the transmitter and receiver, the better the signal.