Features: *Self-generated power: The wireless doorbell is powered by a self-generated power source, eliminating the need for batteries or external power supply. *Easy button configuration: Simply touch the button to configure the doorbell, making the setup process quick and hassle-free. *Waterproof and dustproof: The transmitter is designed without a screw chuck, ensuring waterproof and dustproof performance, making it suitable for outdoor use. *Wide receiving distance: With a receiving distance of 150M in open areas, the doorbell provides reliable signal reception even at a distance. *Versatile and customizable: The doorbell offers 60 ring tones to choose from, and it can be adjusted to 5 different volume levels or muted. It is suitable for use in homes, offices, villas, hospitals, schools, and factories. Specifications: *Product Name:Waterproof Wireless Door Bells Home Cordless Doorbell Self-generated power *Material:ABS *Size:Transmitter - 77X46X21MM, Receiver - 90X65X29MM *Color:Black and gold Package Content: 1 * The doorbell Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data. Benafini Wireless Doorbell Ultra Long Range Remote Control Doorbell USB Powered Elderly Reminder Our products are simple and stylish in design, suitable for various occasions, showing your personality and taste. When purchasing, please choose the appropriate color, style and quantity according to your preferences and needs. If you have any questions or suggestions about the product, please feel free to communicate with us, we will serve you wholeheartedly. Your satisfaction is our greatest motivation, you are welcome to leave us valuable comments and feedback. For damage or loss caused during transportation, we will provide free reissue or refund service.