Our new product-colorful LED light doorbell offers a unique and attractive way to welcome guests and enhance the overall ambiance of any space. Pls learn more features as below: - Wireless doorbell chime is power by 3*1.5V AA alkaline battery. - Transmitter is self-powered with kinetic technology, it generate electricity by itself continuously when press the bell push button by finger, the lifetime is as long as 20,0000 presses. - Operating range up to 150 metres on open air, which is applicable for villa, multi-story houses or big property. - The transmitter is waterproof IP44, better suited to withdraw tough working environment. - 32 sounds selectable on chime, you can pick your desired ringtongs from our door chime, including one irabic song. - It s…