Long Distance Wireless Doorbell Self Powered Waterproof Door Bell Pager for Home Use 100‑240V US

Feature: 1. Easy Operation: Stick the button outside the door, and plug the host into the indoor socket, then press the button, and the host will ring immediately. 2. Fast Transmission: Adopt high frequency transmission technology, 433MHZ wireless frequency, strong penetration, receiving distance up to 330 meters. 3. For Home Use: Touch the doorbell button to send a signal to the doorbell host, easy to operate, home use, especially for the elderly and children. 4. 38 Music Ringtones: This wireless doorbell has 38 polyphonic music ringtones, with a large diameter spray horn, and the ringtone is clear and loud. 5. Durable Material: The doorbell shell is made of excellent ABS material, with good toughness, wear and corrosion resistance, has a long service life. Specification: Item Type: Wireless Doorbell Material: ABS Wireless Receiving Distance: Approx. 330 meter 1082.7ft (open space) Wireless Frequency: 433MHZ Method: 1 to 1 Remote Control: 1 x 23A alkaline battery 60mAh (built in battery). Package List: 1 x Host1 x Button1 x User Manual