General description The Self Powered Wireless Doorbell is a convenient and innovative solution for home security, designed for both kids and the elderly. This doorbell eliminates the need for batteries, converting energy from the button press into electrical energy. It features two buttons that allow you to distinguish between front and rear doors, with each button emitting different melodies to indicate which door has visitors. The doorbell is equipped with brilliant lights, making it particularly suitable for the elderly or those with hearing impairments. Technical specifications Receiver size: 95 x 65 mm Button size: 74 x 40 mm Input: 50/60 Hz Volume: 0-110 dB Melody: 60 different tunes Operating distance: Up to 150 meters (open distance) Plug Type: UK plug (compatible with Malaysia and the United Kingdom) Voltage: AC 100-240V Material: Plastic Usage Choose from 60 melodies to create a pleasant environment for your family. Adjust the volume to one of 5 levels to suit your needs,