Convenient Versatility Prevent energy waste and security risks with smart reminders. Fits air conditioners, safes, refrigerators and security doors to ensure efficient use and reliable monitoring that protect your devices. Precise Door Sensor Uses intelligent detection and built-in sensors to monitor the condition of doors or windows. When a door or window is open, a voice notification minimises the risk of forgotten openings. This sensor helps improve home security and avoid hazards. The Freezer Door Alarm helps you keep your environment safe. Easy to Install Adjustable volume settings and a straightforward installation process that requires no technical knowledge. Simple to use and ready to deploy quickly. Ecological Design Designed for energy-conscious households, this device reduces power consumption with an efficient design without compromising function or usability. It is an ideal choice for a clever and environmentally friendly solution. Use scenarios - Kitchen or pantry: prevents unnecessary energy use by alerting if the fridge or freezer door is left open, reducing energy waste and potential spoilage. - Home entry or security door: ensures doors are closed and prompts you if a door is left ajar, enhancing security. - Office or storage: monitors safes or climate controls (such as air conditioning) to avoid wasted power and maintain secure environments.