Self Generating Wireless Doorbell Set 58 Melodies 4 Volumes Waterproof Door Bell for Home

Feature: 1. Multi Uses: It can be used as a doorbell, can also be used as a pager, suitable for baby sleeping alone and the elderly and pregnant women in need. 2. Sound Light Remind: The receiver receives the signal, and the doorbell will remind with sound and light, helpful for the elderly with ear diseases. 3. 58 Melodies and 4 Volumes: The wireless doorbell has 58 melodies and 4 volumes, which can be adjusted by yourself to solve the problem of volume. 4. Long Distance Transmission: In an open place, the transmission distance of the wireless doorbell is more than 150m/164yd, and more practical. 5. Waterproof: The wireless doorbell has IP44 grade sunproof and waterproof, and uses heat resistant ABS material, can effectively prolong the service life. Specification: Item Type: Wireless Doorbell Material: ABS Transmitter Power Source: Self generated Size: Approx. 90x22mm/3.5x0.9in Ambient Temperature: -20 celsius -+60 celsius Transmission Distance: Open space > 150M RF Frequency: 433MHz Receiver Power Supply: AC110-240V 50/60Hz Power Consumption: 0.25W Ringtone: 58 Ringtone Volume: more than 90dB Ambient Temperature: -10 celsius -+45 celsius . Package List: 1 x Doorbell1 x Indoor Unit1 x Sticker1 x Manual