🔔【BATTERY REQUIRED and unique design 】:The unique plug-in doorbell chime kit . The extra 2 usb ports can be used for any other Charging equipment. Ditch the traditional house doorbell. this doorbell require battery. After pressing the push button, it will send a stable signal to the receiver.
🔔【EASILY ADJUST 36 RINGTONES & 4 VOLUME LEVELS】36 CD-quality chime tunes and 4-level adjustable volume from 25dB to 85dB, it is suitable for hearing impaired and adapt to any sleeping needs of the household during the day. The volume is very loud and can be heard throughout the house. Flashing light indicators are easy for people to notice, including the hearing impaired
🔔【Multiple Modes】:doorbell unique 4 modes, 1: Only Sound 2: Only Light 3: Sound & Light On 4: Sound & Flash. When you sleep at night, you can turn the light on as a night light, and the 4 modes are suitable for use in any environment.
🔔【waterproof rating】:IP55 dustproof and waterproof rating, can withstand the worst weather; test at -4°F to 140°F; and long life up to 3 Year.ULTRA LONG WIRELESS RANGE UP TO 150 M /500 FT,A perfect wireless doorbell kit for home, office, apartment, school, villas, warehouses, hotel, factory, hospital or other
🔔【MEMORY FUNCTION & EASY TO INSTALL】: Just plug the doorbell chimes into a socket and fix the push button on a wall with the accessories provided; it does not interfere with other equipment in your home or those of your neighbors, and you will never miss a visitor. The doorbell remembers your last melody and volume level after a power outage; no need to reset to your previous settings
