Self-Powered Smart Wireless Doorbell (Battery-Free) - UK/EU/US Spec

Experience the convenience of a self-powered, battery-free smart wireless doorbell, designed to seamlessly fit into UK, EU, and US electrical standards. With a wide operating voltage range from 85V to 260V, this innovative doorbell eliminates the need for constant battery replacements. Simply install and enjoy reliable performance with minimal maintenance, enhancing your home's entrance with modern technology. Power supply mode: AC Ring: 45 songs Power consumption: 0.01MA Scope of application: 150-200 meters Volume Selection: 4-speed adjustable (including silent mode) Function: Learning Code Manufacture country: China Instructions included: No

voltage: 85.000000 - 260.000000