Wireless Doorbell, Lovin Product Waterproof Chime Kit with Over 36 Chimes & Adjustable Volume; Range Up to 1000ft Operating, with Sound and LED Flash Door Bell for Home (1 Receiver&1 Push Button)

Lovin Product doorbell have 3 items. (1 Receiver&1 Push Button, 2 Receiver&1 Push Button, 2 Receiver&2 Push Button) A perfect use case scenario for these products: 1 Receiver&1 Push Button This item also can be used great for commercial space and offices. This item also works well for large homes or villas. This item also can be used as a simple alert device. A paging device for the elderly, can signal for care when they need it most. 2 Receiver&1 Push Button A perfect use case scenario for this product would be if you can put one receiver on the first floor, the another one in the basement, garage, or second floor. If someone pressing a single transmitter button. two receivers play same song. No matter where?you know that the guest come. 2 Receiver&2 Push Button If you can put 1 transmitter button on the front door, and the 2nd transmitter button on a side door. if someone pressing the front door transmitter button, one receiver plays a song; when the side door transmitter button is pressing, another receiver plays another song. So that you know to open which door. Specifications Wireless Range: 1000ft maximum in the open air Internal Sounds: 36 Chimes Volume: 4 level adjustable levels (25db to 85db) Receiver Power: AC 110V ~ 220V 50Hz / 60Hz Transmitter Power: 1 x 12V 23A battery Package Includes 1 x Push Button (Transmitter) 1 x Plugin Chime (Receiver) 2 x Screws 1 x Double-Sided Adhesive Tape 1 x 12V 23A battery for Transmitter Warranty 30-Day Money Back GuaranteeWe had uploaded the User Manual, under the Product information - Technical Specification - User Manual, for easy to reference.