Photo 1 of TECKNET Longest 1300 Feet Wireless Doorbell with RGB Alarm Lighting,Battery-Powered IP66 Waterproof Design,60+Chimes & 5-Level Volume for Home/Apartment/Classroom/Business,4.5-Year Battery Life,White

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Photo 1 of TECKNET Longest 1300 Feet Wireless Doorbell with RGB Alarm Lighting,Battery-Powered IP66 Waterproof Design,60+Chimes & 5-Level Volume for Home/Apartment/Classroom/Business,4.5-Year Battery Life,WhitePhoto 2 of TECKNET Longest 1300 Feet Wireless Doorbell with RGB Alarm Lighting,Battery-Powered IP66 Waterproof Design,60+Chimes & 5-Level Volume for Home/Apartment/Classroom/Business,4.5-Year Battery Life,White