Smart Wireless Waterproof Doorbell: No Battery Needed, Low Power, Ultra-Long Range for Home

Introducing an innovative doorbell solution designed for modern homes. This smart wireless waterproof doorbell operates without the need for batteries, ensuring a maintenance-free experience while conserving energy with its low-power technology. Boasting an ultra-long range, it ensures reliable performance across any large household or property. With a voltage range of 85 to 260 volts, it is adaptable to various electrical setups, offering flexible installation options. Ideal for enhancing your home's convenience and security, this doorbell seamlessly combines functionality with cutting-edge technology. Power supply mode: AC Ring: 52 songs Power consumption: 0.01MA Scope of application: 150-300 meters Volume Selection: 4-speed adjustable (including silent mode) Function: Learning Code Manufacture country: China Instructions included: No

voltage: 85.000000 - 260.000000