Introducing the SadoTech Wireless Light & Sound Doorbell Kit in White! This doorbell kit is perfect for your home, school, or shop with its wireless connectivity and portable bell/chime feature. The kit includes a round button shape, powered by two batteries, with a voltage of 110V and a model number of ST-FX-C. The doorbell is made of ABS and plastic material, making it lightweight at only 0.25lb. It comes in a stylish custom design with a waterproof feature that adds to its durability. Get notified of visitors without worrying about the condition of the doorbell. Order now and experience the convenience and security it brings to your doorstep.